data: Fix locale setup in SetupEnvironment and remove it from etc/profile.

These changes were made to etc/profile by PulkoMandy last year, but he missed
making the change in SetupEnvironment. etc/profile calls SetupEnvironment,
so we can consolidate all this there.

Also clean up some syntax.

data/etc/profile

@@ -22,14 +22,6 @@ fi
 export HISTFILESIZE=500
 export HISTCONTROL=ignoredups
 
-# Locale
-export LC_MESSAGES=`locale --message`
-export LC_NUMERIC=`locale --format`
-export LC_TIME=`locale --time`
-export LC_COLLATE=$LC_MESSAGES
-export LC_CTYPE=$LC_MESSAGES
-export LC_MONETARY=$LC_NUMERIC
-
 alias ls="ls --color=auto"
 alias ll="ls -lA"
 alias la="ls -A"