Fix for bad LC_CTYPE entry
Fix for bad LC_CTYPE entry

LANG is a colon-separated list of prefered locales; LC_CTYPE is single entry,
therefore we need to remove all but one entry.

Also, there is no need setting it if it is already set (LC_ALL also sets
LC_CTYPE, so we check it too).

cabbiepete/oh-my-zsh,cabbiepete/oh-my-zsh,cabbiepete/oh-my-zsh,cabbiepete/oh-my-zsh