Add the Go language on OS X.

Signed-off-by: Jacob Kiers <jacob@jacobkiers.net>

tilde/bash_profile.bash

@@ -75,6 +75,14 @@ for file in ~/dotfiles/includes/bash_{prompt,aliases,functions,git,completion}.b
 done
 unset file
 
+if [ `uname` == 'Darwin' ]; then
+    export GOROOT="/usr/local/Cellar/go/1.3/libexec"
+    export GOPATH=$HOME/go
+
+    launchctl setenv GOROOT $GOROOT
+    launchctl setenv GOPATH $GOPATH
+fi
+
 # Tell ls to be colourful
 export CLICOLOR=1