RCPP-6, RCPP-83: Improve networking #1179

Job	Run time
macOS Debug, Xcode 15.4, REALM_DISABLE_ALIGNED_STORAGE=1	13m 25s
Linux Debug (gcc 8.3)	50s
macOS Debug, Xcode 15.4, REALM_DISABLE_ALIGNED_STORAGE=0	13m 11s
Linux Release (gcc 8.3)	56s
macOS Release, Xcode 15.4, REALM_DISABLE_ALIGNED_STORAGE=1	10m 4s
Linux Debug (gcc 9.1)	57s
Linux Release (gcc 9.1)	51s
macOS Release, Xcode 15.4, REALM_DISABLE_ALIGNED_STORAGE=0	13m 24s
Linux Debug (gcc 10.1)	55s
Linux Release (gcc 10.1)	59s
Linux Debug (gcc 11.1)	45s
Windows Debug	9m 58s
Linux Release (gcc 11.1)	45s
Windows Release	9m 39s
Linux Debug (gcc 12.1)	45s
Linux Release (gcc 12.1)	47s
Linux Debug (clang 15)	7m 6s
Linux Release (clang 15)	7m 49s
Stop Stray Containers	2s
	1h 33m 8s

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