moved github-go command to git file, rewrote for clarity

(cherry picked from commit fb7c929)

Conflicts:

	06_git

05_editor

@@ -24,8 +24,4 @@ if [[ $OSTYPE[1,6] == "darwin" ]]; then
 		ps pdf html dmg; do
 		alias -s $s=open
 	done
-
-	# Seems to be the best OS X jump-to-github alias from http://tinyurl.com/2mtncf
-	alias github="open \`git config -l | grep 'remote.origin.url' | sed -En \
-  's/remote.origin.url=git(@|:\/\/)github.com(:|\/)(.+)\/(.+).git/https:\/\/github.com\/\3\/\4/p'\`"	
 fi

06_git

@@ -30,4 +30,13 @@ if [[ -x `which git` ]]; then
 	}
 	alias revert='git reset --hard'
 
+	function github-url () {
+		git config remote.origin.url | sed -En 's/git(@|:\/\/)github.com(:|\/)(.+)\/(.+).git/https:\/\/github.com\/\3\/\4/p'
+	}
+
+	# Seems to be the best OS X jump-to-github alias from http://tinyurl.com/2mtncf
+	function github-go () {
+		open $(github-url)
+	}
+
 fi