add note to self in tmux conf.
update bundle
update ultisnips and add syntactic.
improve detection of vagrant.
improve vagrantfile.
update vundle and pathogen.
remove ctags vars for osx.
use <C-Space> for ultisnips.
add alias for 'hub'.
clean up gitconfig.

- remove invalid core.page
- add alias for pr -> pull-request
- add alias fpr to pull a given pull request
- add hub.protocol = https
set *.gradle as groovy files.
add initial Brewfile.
Bundle -> Plugin.
fix syntax issues with :Plugin.

:Plugin needs single quotes
add comment about tern_for_vim.
add ag.vim and vim-eunuch.
update vundle, remove pathogen.

- completely remove pathogen
- update vundle to 'next'
- clean up vundles.vim
- misc: remove "manual" plugins.