use compact variable view in vdebug

This is good, since most of the variables we see in php are really large arrays.

vim/vimrc

@@ -335,6 +335,7 @@ let g:ctrlp_user_command = {
 """"""""" Vdebug
 let g:vdebug_options = {
   \ 'break_on_open' : 0,
+  \ 'watch_window_style' : 'compact',
   \ 'path_maps' : {"/usr": "/jails/alcatraz/usr"}
 \ }