update delimitmate
update vim-session
vim-session is dependent on vim-misc
Remove usetab, it breaks some plugins like vim-godef
Remove vim-powerline and use vim-airline instead of.
Update go snippets.
Add airline settings
Add Markdown syntax hightligting.
Update YCM
Update YCM 2
Add SearchParty to search for visual selection with * or #
Update README.md
fix typo in README
Merge pull request #40 from cenkalti/patch-1

fix typo in README
merge with upstream