Add Git Hubflow aliases

plugins/git-hubflow/git-hubflow.plugin.zsh

@@ -20,6 +20,13 @@
 #     c. Or, use this file as an oh-my-zsh plugin.
 #
 
+alias ghf='git hf'
+alias ghff='git hf feature'
+alias ghfr='git hf release'
+alias ghfh='git hf hotfix'
+alias ghfs='git hf support'
+alias ghfu='git hf update'
+
 _git-hf ()
 {
     local curcontext="$curcontext" state line