Remove old ack
stuff
Squashed 'vim/dot-vim/bundle/ack/' content from commit 303bcef

git-subtree-dir: vim/dot-vim/bundle/ack
git-subtree-split: 303bceff1c8ab1145d114083582b1aeac9de7a85
Merge commit 'a36840bab83529d6e0c9a7bbf78b7395dd60fa2c' as 'vim/dot-vim/bundle/ack'
minor fixes
Add .zshrc.alex