Set pablo for default colorscheme

Pablo goes better with Zenburn on Urxvt than Zenburn itself.

dotfiles/vim/vimrc

@@ -84,7 +84,7 @@ set expandtab
 let g:local_vimrc=".vimrc_local.vim"
 
 " for gvim
-colorscheme zenburn
+colorscheme pablo
 set gfn=Droid\ Sans\ Mono\ 9
 
 set fileencodings=ucs-bom,utf-8,cp1250,latin1