Squashed '.vim/bundle/vim-airline/' content from commit 80afce1

git-subtree-dir: .vim/bundle/vim-airline
git-subtree-split: 80afce1eb183b48cce8470afa22acd991942ce73
Merge commit '417b5b2b976c09087e384729e93fbba4eecc33a5' as '.vim/bundle/vim-airline'
adding vim-airline
use powerline fonts and show statusline
set 256 colors
adding latest terminal settings

with Inconsolata for Powerline
add alert back in, will change when upgrade to 1.8
latest IR Black terminal, with monaco