fix typo

docs/3.version.md

@@ -14,4 +14,4 @@ That is what we change and why we change it.
 - No overlap in junction to avoid deadlock following CBLab's design.
 - Can output files with widely-used data format for visualization (visualization is the first for the user to understand the simulation). We choose AVRO as the output format.
 - AOI is just as a marker of the starting/ending point of vehicles/pedestrians, no other functions for more clear code.
-- clear code structure and documentation written in English.
+- Clear code structure and documentation written in English.

scripts/pre-commit

@@ -1,11 +1,11 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 
 echo "Running pre-commit hook"
 
 set -x
 
-make html
+LC_ALL=C.UTF-8 make html
 
 git add docs