Merge pull request #2086 from Stibbons/gsemet_push_repo

New aliases for repo plugin

plugins/repo/repo.plugin.zsh

 # Aliases
 alias r='repo'
+compdef _repo r=repo
+
+alias rra='repo rebase --auto-stash'
+compdef _repo rra='repo rebase --auto-stash'
+
+alias rs='repo sync'
+compdef _repo rs='repo sync'
+
+alias rsrra='repo sync ; repo rebase --auto-stash'
+compdef _repo rsrra='repo sync ; repo rebase --auto-stash'