Upgrade: SudoEdit.vim
Upgrade: YankRing.vim
Upgrade: minibufexpl.vim
Upgrade: molokai
Upgrade: mru.vim
Upgrade: neocomplcache
Upgrade: powerline
Upgrade: syntastic
Upgrade: tagbar
Upgrade: vim-fugitive
Upgrade: vim-jinja
Upgrade: vundle
Add configuration of NERDTree
More configuration of neocomplcache
Use new powerline configuration
Use flake8 as syntastic python checker