diff --git a/package-lock.json b/package-lock.json
index 0cffed9..c3e364d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -176,7 +176,8 @@
     "@google-cloud/promisify": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/@google-cloud/promisify/-/promisify-0.4.0.tgz",
-      "integrity": "sha512-4yAHDC52TEMCNcMzVC8WlqnKKKq+Ssi2lXoUg9zWWkZ6U6tq9ZBRYLHHCRdfU+EU9YJsVmivwGcKYCjRGjnf4Q=="
+      "integrity": "sha512-4yAHDC52TEMCNcMzVC8WlqnKKKq+Ssi2lXoUg9zWWkZ6U6tq9ZBRYLHHCRdfU+EU9YJsVmivwGcKYCjRGjnf4Q==",
+      "optional": true
     },
     "@google-cloud/storage": {
       "version": "2.5.0",
@@ -252,27 +253,32 @@
     "@protobufjs/aspromise": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@protobufjs/aspromise/-/aspromise-1.1.2.tgz",
-      "integrity": "sha1-m4sMxmPWaafY9vXQiToU00jzD78="
+      "integrity": "sha1-m4sMxmPWaafY9vXQiToU00jzD78=",
+      "optional": true
     },
     "@protobufjs/base64": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@protobufjs/base64/-/base64-1.1.2.tgz",
-      "integrity": "sha512-AZkcAA5vnN/v4PDqKyMR5lx7hZttPDgClv83E//FMNhR2TMcLUhfRUBHCmSl0oi9zMgDDqRUJkSxO3wm85+XLg=="
+      "integrity": "sha512-AZkcAA5vnN/v4PDqKyMR5lx7hZttPDgClv83E//FMNhR2TMcLUhfRUBHCmSl0oi9zMgDDqRUJkSxO3wm85+XLg==",
+      "optional": true
     },
     "@protobufjs/codegen": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/@protobufjs/codegen/-/codegen-2.0.4.tgz",
-      "integrity": "sha512-YyFaikqM5sH0ziFZCN3xDC7zeGaB/d0IUb9CATugHWbd1FRFwWwt4ld4OYMPWu5a3Xe01mGAULCdqhMlPl29Jg=="
+      "integrity": "sha512-YyFaikqM5sH0ziFZCN3xDC7zeGaB/d0IUb9CATugHWbd1FRFwWwt4ld4OYMPWu5a3Xe01mGAULCdqhMlPl29Jg==",
+      "optional": true
     },
     "@protobufjs/eventemitter": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@protobufjs/eventemitter/-/eventemitter-1.1.0.tgz",
-      "integrity": "sha1-NVy8mLr61ZePntCV85diHx0Ga3A="
+      "integrity": "sha1-NVy8mLr61ZePntCV85diHx0Ga3A=",
+      "optional": true
     },
     "@protobufjs/fetch": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@protobufjs/fetch/-/fetch-1.1.0.tgz",
       "integrity": "sha1-upn7WYYUr2VwDBYZ/wbUVLDYTEU=",
+      "optional": true,
       "requires": {
         "@protobufjs/aspromise": "^1.1.1",
         "@protobufjs/inquire": "^1.1.0"
@@ -281,27 +287,32 @@
     "@protobufjs/float": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@protobufjs/float/-/float-1.0.2.tgz",
-      "integrity": "sha1-Xp4avctz/Ap8uLKR33jIy9l7h9E="
+      "integrity": "sha1-Xp4avctz/Ap8uLKR33jIy9l7h9E=",
+      "optional": true
     },
     "@protobufjs/inquire": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@protobufjs/inquire/-/inquire-1.1.0.tgz",
-      "integrity": "sha1-/yAOPnzyQp4tyvwRQIKOjMY48Ik="
+      "integrity": "sha1-/yAOPnzyQp4tyvwRQIKOjMY48Ik=",
+      "optional": true
     },
     "@protobufjs/path": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@protobufjs/path/-/path-1.1.2.tgz",
-      "integrity": "sha1-bMKyDFya1q0NzP0hynZz2Nf79o0="
+      "integrity": "sha1-bMKyDFya1q0NzP0hynZz2Nf79o0=",
+      "optional": true
     },
     "@protobufjs/pool": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@protobufjs/pool/-/pool-1.1.0.tgz",
-      "integrity": "sha1-Cf0V8tbTq/qbZbw2ZQbWrXhG/1Q="
+      "integrity": "sha1-Cf0V8tbTq/qbZbw2ZQbWrXhG/1Q=",
+      "optional": true
     },
     "@protobufjs/utf8": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@protobufjs/utf8/-/utf8-1.1.0.tgz",
-      "integrity": "sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA="
+      "integrity": "sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA=",
+      "optional": true
     },
     "@slack/logger": {
       "version": "1.0.0",
@@ -372,7 +383,8 @@
     "@types/long": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/@types/long/-/long-4.0.0.tgz",
-      "integrity": "sha512-1w52Nyx4Gq47uuu0EVcsHBxZFJgurQ+rTKS3qMHxR1GY2T8c2AJYd6vZoZ9q1rupaDjU0yT+Jc2XTyXkjeMA+Q=="
+      "integrity": "sha512-1w52Nyx4Gq47uuu0EVcsHBxZFJgurQ+rTKS3qMHxR1GY2T8c2AJYd6vZoZ9q1rupaDjU0yT+Jc2XTyXkjeMA+Q==",
+      "optional": true
     },
     "@types/node": {
       "version": "10.9.4",
@@ -423,6 +435,7 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
       "integrity": "sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==",
+      "optional": true,
       "requires": {
         "event-target-shim": "^5.0.0"
       }
@@ -479,6 +492,7 @@
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
       "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
+      "optional": true,
       "requires": {
         "es6-promisify": "^5.0.0"
       }
@@ -617,6 +631,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/ascli/-/ascli-1.0.1.tgz",
       "integrity": "sha1-vPpZdKYvGOgcq660lzKrSoj5Brw=",
+      "optional": true,
       "requires": {
         "colour": "~0.7.1",
         "optjs": "~3.2.2"
@@ -1216,7 +1231,8 @@
     "base64-js": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.0.tgz",
-      "integrity": "sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw=="
+      "integrity": "sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw==",
+      "optional": true
     },
     "bcrypt-pbkdf": {
       "version": "1.0.2",
@@ -1230,7 +1246,8 @@
     "bignumber.js": {
       "version": "7.2.1",
       "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-7.2.1.tgz",
-      "integrity": "sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ=="
+      "integrity": "sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ==",
+      "optional": true
     },
     "binary-extensions": {
       "version": "1.11.0",
@@ -1424,6 +1441,7 @@
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/bytebuffer/-/bytebuffer-5.0.1.tgz",
       "integrity": "sha1-WC7qSxqHO20CCkjVjfhfC7ps/d0=",
+      "optional": true,
       "requires": {
         "long": "~3"
       },
@@ -1431,7 +1449,8 @@
         "long": {
           "version": "3.2.0",
           "resolved": "https://registry.npmjs.org/long/-/long-3.2.0.tgz",
-          "integrity": "sha1-2CG3E4yhy1gcFymQ7xTbIAtcR0s="
+          "integrity": "sha1-2CG3E4yhy1gcFymQ7xTbIAtcR0s=",
+          "optional": true
         }
       }
     },
@@ -1508,7 +1527,7 @@
     },
     "chalk": {
       "version": "1.1.3",
-      "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "dev": true,
       "requires": {
@@ -1684,7 +1703,8 @@
     "colour": {
       "version": "0.7.1",
       "resolved": "https://registry.npmjs.org/colour/-/colour-0.7.1.tgz",
-      "integrity": "sha1-nLFpkX7F0SwHNtPoaFdG3xyt93g="
+      "integrity": "sha1-nLFpkX7F0SwHNtPoaFdG3xyt93g=",
+      "optional": true
     },
     "combined-stream": {
       "version": "1.0.6",
@@ -2199,6 +2219,7 @@
       "version": "3.7.1",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.7.1.tgz",
       "integrity": "sha512-07z8uv2wMyS51kKhD1KsdXJg5WQ6t93RneqRxUHnskXVtlYYkLqM0gqStQZ3pj073g687jPCHrqNfCzawLYh5g==",
+      "optional": true,
       "requires": {
         "end-of-stream": "^1.0.0",
         "inherits": "^2.0.1",
@@ -2238,6 +2259,7 @@
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
       "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
+      "optional": true,
       "requires": {
         "once": "^1.4.0"
       }
@@ -2290,12 +2312,14 @@
     "es6-promise": {
       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.6.tgz",
-      "integrity": "sha512-aRVgGdnmW2OiySVPUC9e6m+plolMAJKjZnQlCwNSuK5yQ0JN61DZSO1X1Ufd1foqWRAlig0rhduTCHe7sVtK5Q=="
+      "integrity": "sha512-aRVgGdnmW2OiySVPUC9e6m+plolMAJKjZnQlCwNSuK5yQ0JN61DZSO1X1Ufd1foqWRAlig0rhduTCHe7sVtK5Q==",
+      "optional": true
     },
     "es6-promisify": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
       "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
+      "optional": true,
       "requires": {
         "es6-promise": "^4.0.3"
       }
@@ -2659,7 +2683,8 @@
     "event-target-shim": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/event-target-shim/-/event-target-shim-5.0.1.tgz",
-      "integrity": "sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ=="
+      "integrity": "sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ==",
+      "optional": true
     },
     "eventemitter3": {
       "version": "3.1.2",
@@ -2943,7 +2968,8 @@
     "fast-text-encoding": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fast-text-encoding/-/fast-text-encoding-1.0.0.tgz",
-      "integrity": "sha512-R9bHCvweUxxwkDwhjav5vxpFvdPGlVngtqmx4pIZfSUhM/Q4NiIUHB456BAf+Q1Nwu3HEZYONtu+Rya+af4jiQ=="
+      "integrity": "sha512-R9bHCvweUxxwkDwhjav5vxpFvdPGlVngtqmx4pIZfSUhM/Q4NiIUHB456BAf+Q1Nwu3HEZYONtu+Rya+af4jiQ==",
+      "optional": true
     },
     "faye-websocket": {
       "version": "0.11.1",
@@ -3179,7 +3205,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3200,12 +3227,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -3220,17 +3249,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3347,7 +3379,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3359,6 +3392,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3373,6 +3407,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3380,12 +3415,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -3404,6 +3441,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3484,7 +3522,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3496,6 +3535,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3581,7 +3621,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3617,6 +3658,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3636,6 +3678,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3679,12 +3722,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3703,6 +3748,7 @@
       "version": "1.8.4",
       "resolved": "https://registry.npmjs.org/gaxios/-/gaxios-1.8.4.tgz",
       "integrity": "sha512-BoENMnu1Gav18HcpV9IleMPZ9exM+AvUjrAOV4Mzs/vfz2Lu/ABv451iEXByKiMPn2M140uul1txXCg83sAENw==",
+      "optional": true,
       "requires": {
         "abort-controller": "^3.0.0",
         "extend": "^3.0.2",
@@ -3714,6 +3760,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/gcp-metadata/-/gcp-metadata-1.0.0.tgz",
       "integrity": "sha512-Q6HrgfrCQeEircnNP3rCcEgiDv7eF9+1B+1MMgpE190+/+0mjQR8PxeOaRgxZWmdDAF9EIryHB9g1moPiw1SbQ==",
+      "optional": true,
       "requires": {
         "gaxios": "^1.0.2",
         "json-bigint": "^0.3.0"
@@ -3849,6 +3896,7 @@
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/google-auth-library/-/google-auth-library-3.1.2.tgz",
       "integrity": "sha512-cDQMzTotwyWMrg5jRO7q0A4TL/3GWBgO7I7q5xGKNiiFf9SmGY/OJ1YsLMgI2MVHHsEGyrqYnbnmV1AE+Z6DnQ==",
+      "optional": true,
       "requires": {
         "base64-js": "^1.3.0",
         "fast-text-encoding": "^1.0.0",
@@ -3865,6 +3913,7 @@
           "version": "5.1.1",
           "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
           "integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
+          "optional": true,
           "requires": {
             "yallist": "^3.0.2"
           }
@@ -3872,7 +3921,8 @@
         "yallist": {
           "version": "3.0.3",
           "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
-          "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A=="
+          "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
+          "optional": true
         }
       }
     },
@@ -3910,6 +3960,7 @@
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/google-p12-pem/-/google-p12-pem-1.0.4.tgz",
       "integrity": "sha512-SwLAUJqUfTB2iS+wFfSS/G9p7bt4eWcc2LyfvmUXe7cWp6p3mpxDo6LLI29MXdU6wvPcQ/up298X7GMC5ylAlA==",
+      "optional": true,
       "requires": {
         "node-forge": "^0.8.0",
         "pify": "^4.0.0"
@@ -3918,12 +3969,14 @@
         "node-forge": {
           "version": "0.8.2",
           "resolved": "https://registry.npmjs.org/node-forge/-/node-forge-0.8.2.tgz",
-          "integrity": "sha512-mXQ9GBq1N3uDCyV1pdSzgIguwgtVpM7f5/5J4ipz12PKWElmPpVWLDuWl8iXmhysr21+WmX/OJ5UKx82wjomgg=="
+          "integrity": "sha512-mXQ9GBq1N3uDCyV1pdSzgIguwgtVpM7f5/5J4ipz12PKWElmPpVWLDuWl8iXmhysr21+WmX/OJ5UKx82wjomgg==",
+          "optional": true
         },
         "pify": {
           "version": "4.0.1",
           "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
-          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g=="
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==",
+          "optional": true
         }
       }
     },
@@ -3972,6 +4025,7 @@
       "version": "1.20.3",
       "resolved": "https://registry.npmjs.org/grpc/-/grpc-1.20.3.tgz",
       "integrity": "sha512-GsEsi0NVj6usS/xor8pF/xDbDiwZQR59aZl5NUZ59Sy2bdPQFZ3UePr5wevZjHboirRCIQCKRI1cCgvSWUe2ag==",
+      "optional": true,
       "requires": {
         "lodash.camelcase": "^4.3.0",
         "lodash.clone": "^4.5.0",
@@ -3982,19 +4036,23 @@
       "dependencies": {
         "abbrev": {
           "version": "1.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "are-we-there-yet": {
           "version": "1.1.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "delegates": "^1.0.0",
             "readable-stream": "^2.0.6"
@@ -4002,11 +4060,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -4015,16 +4075,19 @@
         "camelcase": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
-          "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8="
+          "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8=",
+          "optional": true
         },
         "chownr": {
           "version": "1.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "cliui": {
           "version": "3.2.0",
           "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
           "integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
+          "optional": true,
           "requires": {
             "string-width": "^1.0.1",
             "strip-ansi": "^3.0.1",
@@ -4033,46 +4096,56 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "deep-extend": {
           "version": "0.6.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "delegates": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "detect-libc": {
           "version": "1.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "fs-minipass": {
           "version": "1.2.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minipass": "^2.2.1"
           }
         },
         "fs.realpath": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "gauge": {
           "version": "2.7.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "aproba": "^1.0.3",
             "console-control-strings": "^1.0.0",
@@ -4086,11 +4159,13 @@
         },
         "has-unicode": {
           "version": "2.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "iconv-lite": {
           "version": "0.4.23",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safer-buffer": ">= 2.1.2 < 3"
           }
@@ -4098,6 +4173,7 @@
         "ignore-walk": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimatch": "^3.0.4"
           }
@@ -4105,6 +4181,7 @@
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
+          "optional": true,
           "requires": {
             "once": "^1.3.0",
             "wrappy": "1"
@@ -4112,37 +4189,44 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
         },
         "isarray": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "1.2.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -4151,6 +4235,7 @@
         "minizlib": {
           "version": "1.2.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minipass": "^2.2.1"
           }
@@ -4158,24 +4243,28 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           },
           "dependencies": {
             "minimist": {
               "version": "0.0.8",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             }
           }
         },
         "nan": {
           "version": "2.13.2",
           "resolved": "https://registry.npmjs.org/nan/-/nan-2.13.2.tgz",
-          "integrity": "sha512-TghvYc72wlMGMVMluVo9WRJc0mB8KxxF/gZ4YYFy7V2ZQX9l7rgbPg7vjS9mt6U5HXODVFVI2bOduCzwOMv/lw=="
+          "integrity": "sha512-TghvYc72wlMGMVMluVo9WRJc0mB8KxxF/gZ4YYFy7V2ZQX9l7rgbPg7vjS9mt6U5HXODVFVI2bOduCzwOMv/lw==",
+          "optional": true
         },
         "needle": {
           "version": "2.3.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "debug": "^4.1.0",
             "iconv-lite": "^0.4.4",
@@ -4185,19 +4274,22 @@
             "debug": {
               "version": "4.1.1",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "ms": "^2.1.1"
               }
             },
             "ms": {
               "version": "2.1.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             }
           }
         },
         "node-pre-gyp": {
           "version": "0.13.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "detect-libc": "^1.0.2",
             "mkdirp": "^0.5.1",
@@ -4214,6 +4306,7 @@
         "nopt": {
           "version": "4.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "abbrev": "1",
             "osenv": "^0.1.4"
@@ -4221,11 +4314,13 @@
         },
         "npm-bundled": {
           "version": "1.0.6",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "npm-packlist": {
           "version": "1.4.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ignore-walk": "^3.0.1",
             "npm-bundled": "^1.0.1"
@@ -4234,6 +4329,7 @@
         "npmlog": {
           "version": "4.1.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "are-we-there-yet": "~1.1.2",
             "console-control-strings": "~1.1.0",
@@ -4243,38 +4339,45 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
         },
         "os-homedir": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "os-locale": {
           "version": "1.4.0",
           "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
           "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
+          "optional": true,
           "requires": {
             "lcid": "^1.0.0"
           }
         },
         "os-tmpdir": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "osenv": {
           "version": "0.1.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "os-homedir": "^1.0.0",
             "os-tmpdir": "^1.0.0"
@@ -4282,16 +4385,19 @@
         },
         "path-is-absolute": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "process-nextick-args": {
           "version": "2.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "protobufjs": {
           "version": "5.0.3",
           "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-5.0.3.tgz",
           "integrity": "sha512-55Kcx1MhPZX0zTbVosMQEO5R6/rikNXd9b6RQK4KSPcrSIIwoXTtebIczUrXlwaSrbz4x8XUVThGPob1n8I4QA==",
+          "optional": true,
           "requires": {
             "ascli": "~1",
             "bytebuffer": "~5",
@@ -4302,6 +4408,7 @@
         "rc": {
           "version": "1.2.8",
           "bundled": true,
+          "optional": true,
           "requires": {
             "deep-extend": "^0.6.0",
             "ini": "~1.3.0",
@@ -4312,6 +4419,7 @@
         "readable-stream": {
           "version": "2.3.6",
           "bundled": true,
+          "optional": true,
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -4325,6 +4433,7 @@
         "rimraf": {
           "version": "2.6.3",
           "bundled": true,
+          "optional": true,
           "requires": {
             "glob": "^7.1.3"
           },
@@ -4332,6 +4441,7 @@
             "glob": {
               "version": "7.1.3",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "fs.realpath": "^1.0.0",
                 "inflight": "^1.0.4",
@@ -4345,31 +4455,38 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "sax": {
           "version": "1.2.4",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "semver": {
           "version": "5.7.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "set-blocking": {
           "version": "2.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "signal-exit": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -4379,6 +4496,7 @@
         "string_decoder": {
           "version": "1.1.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "~5.1.0"
           }
@@ -4386,17 +4504,20 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
         },
         "strip-json-comments": {
           "version": "2.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "tar": {
           "version": "4.4.8",
           "bundled": true,
+          "optional": true,
           "requires": {
             "chownr": "^1.1.1",
             "fs-minipass": "^1.2.5",
@@ -4409,11 +4530,13 @@
         },
         "util-deprecate": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "wide-align": {
           "version": "1.1.3",
           "bundled": true,
+          "optional": true,
           "requires": {
             "string-width": "^1.0.2 || 2"
           }
@@ -4421,20 +4544,24 @@
         "window-size": {
           "version": "0.1.4",
           "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.4.tgz",
-          "integrity": "sha1-+OGqHuWlPsW/FR/6CXQqatdpeHY="
+          "integrity": "sha1-+OGqHuWlPsW/FR/6CXQqatdpeHY=",
+          "optional": true
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yargs": {
           "version": "3.32.0",
           "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
           "integrity": "sha1-AwiOnr+edWtpdRYR0qXvWRSCyZU=",
+          "optional": true,
           "requires": {
             "camelcase": "^2.0.1",
             "cliui": "^3.0.3",
@@ -4461,6 +4588,7 @@
       "version": "2.3.3",
       "resolved": "https://registry.npmjs.org/gtoken/-/gtoken-2.3.3.tgz",
       "integrity": "sha512-EaB49bu/TCoNeQjhCYKI/CurooBKkGxIqFHsWABW0b25fobBYVTMe84A8EBVVZhl8emiUdNypil9huMOTmyAnw==",
+      "optional": true,
       "requires": {
         "gaxios": "^1.0.4",
         "google-p12-pem": "^1.0.0",
@@ -4472,12 +4600,14 @@
         "mime": {
           "version": "2.4.2",
           "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.2.tgz",
-          "integrity": "sha512-zJBfZDkwRu+j3Pdd2aHsR5GfH2jIWhmL1ZzBoc+X+3JEti2hbArWcyJ+1laC1D2/U/W1a/+Cegj0/OnEU2ybjg=="
+          "integrity": "sha512-zJBfZDkwRu+j3Pdd2aHsR5GfH2jIWhmL1ZzBoc+X+3JEti2hbArWcyJ+1laC1D2/U/W1a/+Cegj0/OnEU2ybjg==",
+          "optional": true
         },
         "pify": {
           "version": "4.0.1",
           "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
-          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g=="
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==",
+          "optional": true
         }
       }
     },
@@ -4694,6 +4824,7 @@
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
       "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
+      "optional": true,
       "requires": {
         "agent-base": "^4.1.0",
         "debug": "^3.1.0"
@@ -4703,6 +4834,7 @@
           "version": "3.2.6",
           "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
           "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
+          "optional": true,
           "requires": {
             "ms": "^2.1.1"
           }
@@ -4710,7 +4842,8 @@
         "ms": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+          "optional": true
         }
       }
     },
@@ -6216,6 +6349,7 @@
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/json-bigint/-/json-bigint-0.3.0.tgz",
       "integrity": "sha1-DM2RLEuCcNBfBW+9E4FLU9OCWx4=",
+      "optional": true,
       "requires": {
         "bignumber.js": "^7.0.0"
       }
@@ -6392,12 +6526,14 @@
     "lodash.camelcase": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz",
-      "integrity": "sha1-soqmKIorn8ZRA1x3EfZathkDMaY="
+      "integrity": "sha1-soqmKIorn8ZRA1x3EfZathkDMaY=",
+      "optional": true
     },
     "lodash.clone": {
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.clone/-/lodash.clone-4.5.0.tgz",
-      "integrity": "sha1-GVhwRQ9aExkkeN9Lw9I9LeoZB7Y="
+      "integrity": "sha1-GVhwRQ9aExkkeN9Lw9I9LeoZB7Y=",
+      "optional": true
     },
     "lodash.debounce": {
       "version": "4.0.8",
@@ -6467,7 +6603,8 @@
     "long": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
-      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA=="
+      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA==",
+      "optional": true
     },
     "loose-envify": {
       "version": "1.4.0",
@@ -6639,7 +6776,7 @@
     },
     "minimist": {
       "version": "0.0.8",
-      "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
       "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
       "dev": true
     },
@@ -6763,9 +6900,37 @@
       }
     },
     "node-fetch": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.5.0.tgz",
-      "integrity": "sha512-YuZKluhWGJwCcUu4RlZstdAxr8bFfOVHakc1mplwHkk8J+tqM1Y5yraYvIUpeX8aY7+crCwiELJq7Vl0o0LWXw=="
+      "version": "2.6.7",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
+      "integrity": "sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==",
+      "optional": true,
+      "requires": {
+        "whatwg-url": "^5.0.0"
+      },
+      "dependencies": {
+        "tr46": {
+          "version": "0.0.3",
+          "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+          "integrity": "sha1-gYT9NH2snNwYWZLzpmIuFLnZq2o=",
+          "optional": true
+        },
+        "webidl-conversions": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+          "integrity": "sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE=",
+          "optional": true
+        },
+        "whatwg-url": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+          "integrity": "sha1-lmRU6HZUYuN2RNNib2dCzotwll0=",
+          "optional": true,
+          "requires": {
+            "tr46": "~0.0.3",
+            "webidl-conversions": "^3.0.0"
+          }
+        }
+      }
     },
     "node-forge": {
       "version": "0.7.4",
@@ -7394,7 +7559,8 @@
     "optjs": {
       "version": "3.2.2",
       "resolved": "https://registry.npmjs.org/optjs/-/optjs-3.2.2.tgz",
-      "integrity": "sha1-aabOicRCpEQDFBrS+bNwvVu29O4="
+      "integrity": "sha1-aabOicRCpEQDFBrS+bNwvVu29O4=",
+      "optional": true
     },
     "os-homedir": {
       "version": "1.0.2",
@@ -7716,6 +7882,7 @@
       "version": "6.8.8",
       "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-6.8.8.tgz",
       "integrity": "sha512-AAmHtD5pXgZfi7GMpllpO3q1Xw1OYldr+dMUlAnffGTAhqkg72WdmSY71uKBF/JuyiKs8psYbtKrhi0ASCD8qw==",
+      "optional": true,
       "requires": {
         "@protobufjs/aspromise": "^1.1.2",
         "@protobufjs/base64": "^1.1.2",
@@ -7774,6 +7941,7 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/pump/-/pump-2.0.1.tgz",
       "integrity": "sha512-ruPMNRkN3MHP1cWJc9OWr+T/xDP0jhXYCLfJcBuX54hhfIBnaQmAUMfDcG4DM5UMWByBbJY69QSphm3jtDKIkA==",
+      "optional": true,
       "requires": {
         "end-of-stream": "^1.1.0",
         "once": "^1.3.1"
@@ -7783,6 +7951,7 @@
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/pumpify/-/pumpify-1.5.1.tgz",
       "integrity": "sha512-oClZI37HvuUJJxSKKrC17bZ9Cu0ZYhEAGPsPUy9KlMUmv9dKX2o77RUmq7f3XjIxbwyGwYzbzQ1L2Ks8sIradQ==",
+      "optional": true,
       "requires": {
         "duplexify": "^3.6.0",
         "inherits": "^2.0.3",
@@ -7854,7 +8023,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         }
@@ -8979,6 +9148,7 @@
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.5.tgz",
       "integrity": "sha512-E1GUzBSgvct8Jsb3v2X15pjzN1tYebtbLaMg+eBOUOAxgbLoSbT2NS91ckc5lJD1KfLjId+jXJRgo0qnV5Nerg==",
+      "optional": true,
       "requires": {
         "stubs": "^3.0.0"
       }
@@ -8986,7 +9156,8 @@
     "stream-shift": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
-      "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI="
+      "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI=",
+      "optional": true
     },
     "streamsearch": {
       "version": "0.1.2",
@@ -9084,7 +9255,8 @@
     "stubs": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
-      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls="
+      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls=",
+      "optional": true
     },
     "supports-color": {
       "version": "2.0.0",
@@ -9171,6 +9343,7 @@
       "version": "3.11.3",
       "resolved": "https://registry.npmjs.org/teeny-request/-/teeny-request-3.11.3.tgz",
       "integrity": "sha512-CKncqSF7sH6p4rzCgkb/z/Pcos5efl0DmolzvlqRQUNcpRIruOhY9+T1FsIlyEbfWd7MsFpodROOwHYh2BaXzw==",
+      "optional": true,
       "requires": {
         "https-proxy-agent": "^2.2.1",
         "node-fetch": "^2.2.0",
@@ -9746,7 +9919,8 @@
     "walkdir": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.3.2.tgz",
-      "integrity": "sha512-0Twghia4Z5wDGDYWURlhZmI47GvERMCsXIu0QZWVVZyW9ZjpbbZvD9Zy9M6cWiQQRRbAcYajIyKNavaZZDt1Uw=="
+      "integrity": "sha512-0Twghia4Z5wDGDYWURlhZmI47GvERMCsXIu0QZWVVZyW9ZjpbbZvD9Zy9M6cWiQQRRbAcYajIyKNavaZZDt1Uw==",
+      "optional": true
     },
     "walker": {
       "version": "1.0.7",