update bundles (fugitive, nerdcommenter, nerdtree, pydoc, supertab, syntastic)
Merge branch 'dev' of github.com:wrboyce/vimrc into dev
update bundles
remove unused bundles
increase history size
hide cursor when typing
scriptencoding utf-8
use VIRTUAL_ENV if it is set
misc cosmetic changes
fancy unicode syntastic gutter symbols
ctrlp bindings
remap NERDTree
remove pydoc settings
change figutive/gist bindings
use system clipboard
powerline settings
jedi settings
supertab settings
snipmate settings
nerdtree settings