add ack, the_silver_searcher, wrk
Merge branch 'master' of github.com:vaxXxa/dotfiles

* 'master' of github.com:vaxXxa/dotfiles:
  fix
Merge branch 'master' of github.com:vaxXxa/dotfiles

* 'master' of github.com:vaxXxa/dotfiles:
  add vim-commentary
  add initial .vimrc config
tmux status line: pretty window selection