Better wildignore for rails projects

vimrc

@@ -85,6 +85,13 @@ set wildmode=list:longest
 set wildmenu                "enable ctrl-n and ctrl-p to scroll thru matches
 set wildignore=*.o,*.obj,*~ "stuff to ignore when tab completing
 set wildignore+=*vim/backups*
+set wildignore+=*sass-cache*
+set wildignore+=*DS_Store*
+set wildignore+=*vendor/rails/**
+set wildignore+=*vendor/cache/**
+set wildignore+=*.gem
+set wildignore+=*log/**
+set wildignore+=*tmp/**
 
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