Merge pull request #2316 from BBonifield/master

Making auto-correction off by default.

Okay, I don't feel so strongly these days about this.

lib/correction.zsh

-if [[ "$DISABLE_CORRECTION" == "true" ]]; then
-  return
-else
+alias man='nocorrect man'
+alias mv='nocorrect mv'
+alias mysql='nocorrect mysql'
+alias mkdir='nocorrect mkdir'
+alias gist='nocorrect gist'
+alias heroku='nocorrect heroku'
+alias ebuild='nocorrect ebuild'
+alias hpodder='nocorrect hpodder'
+alias sudo='nocorrect sudo'
+
+if [[ "$ENABLE_CORRECTION" == "true" ]]; then
   setopt correct_all
-  alias man='nocorrect man'
-  alias mv='nocorrect mv'
-  alias mysql='nocorrect mysql'
-  alias mkdir='nocorrect mkdir'
-  alias gist='nocorrect gist'
-  alias heroku='nocorrect heroku'
-  alias ebuild='nocorrect ebuild'
-  alias hpodder='nocorrect hpodder'
-  alias sudo='nocorrect sudo'
 fi