Add citizen identification number of China (Mainland) to validator "id".
id validator for China (CN): reduced code size by 0.83k
id validator for China (CN): add missing var statement
fix: translate error found by @Arkni
Merge branch 'master' of https://github.com/shamiao/bootstrapvalidator into shamiao-master

Conflicts:
	src/js/validator/id.js
Merge branch 'shamiao-master'
#793: Add Chinese citizen ID validator, thanks to @shamiao