~/.vimrc: Use CtrlP instead of CommandT.

It's similar, but in pure VimL.

.vimrc

" fancy maps
map <Space> :NERDTree<CR>
map <c-b> :make<CR> " build
if( has("ruby") )
	nmap <Leader>e :CommandT<CR> " edit
	nmap <Leader>T :tabnew<CR>:CommandT<CR> " tabedit
else
	nmap <Leader>e :edit 
	nmap <Leader>T :tabedit 
endif
" Fuzzy finding (http://thechangelog.com/post/15573551543)
nmap <C-e> :CtrlP<CR>
nmap <C-p> :tabnew<CR>:CtrlP<CR>
map <c-f> :!ack
nmap <c-a> :w<CR>
map <Leader>t :TagbarToggle<CR>