Get rid of the fonts..
Enable 256 colors in tmux.
Switch to vim-airline.

- make airline pretty in OSX terminal
Lots of updates to unite.vim.

- add ",g" to search using "ag"
- cleanup unite.vim mappings
- allow <C-o> to escape from unite.vim
General improvements to markdown editing.
use Droid Sans Mono on OSX.
highlight trailing whitespace in files.
move {diff,merge}.tool to ~/.gitconfig.local.
reformat gitconfig.
Fix setting tmux pane title in screen-256color.