some erlang specific changes

.vimrc

@@ -64,7 +64,7 @@ map <Leader>n :NERDTreeToggle<CR>
 au FileType make set noexpandtab
 
 " Erlang uses 4 spaces
-au FileType erlang set softtabstop=4
+au FileType erlang set softtabstop=4 tabstop=4 shiftwidth=4
 
 " Thorfile, Rakefile, Vagrantfile and Gemfile are Ruby
 au BufRead,BufNewFile {Gemfile,Rakefile,Vagrantfile,Thorfile,config.ru}    set ft=ruby
@@ -83,5 +83,9 @@ au FileType python set softtabstop=4 tabstop=4 shiftwidth=4 textwidth=79
 " allow backspacing over everything in insert mode
 set backspace=indent,eol,start
 
-
+" ctrp custom ignores
+let g:ctrlp_custom_ignore = {
+  \ 'dir':  '\.git$\|\.hg$\|\.svn$\|\.eunit$',
+  \ 'file': '\.exe$\|\.so$\|\.dll\|\.beam$\|\.DS_Store$'
+  \ }