Change vimrc
Update submodule reference

Updated references to:
		*base16-vim
		*command-t
		*nerdtree
		*syntastic
		*tagbar
		*tlib_vim
		*undotree
		*vim-airline
		*vim-bundler
		*vim-fugitive
		*vim-gitgutter
		*vim-rails
		*vim-ruby
		*vim-snipmate
		*vim-snippets