Auto merge of #2979 - micbou:allowed-on-char-events, r=puremourning

[READY] Check if completion is allowed on character events

We should check if completion is allowed when a character is inserted or deleted like we do with the other events.

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autoload/youcompleteme.vim

@@ -588,12 +588,20 @@ endfunction
 
 
 function! s:OnInsertChar()
+  if !s:AllowedToCompleteInCurrentBuffer()
+    return
+  endif
+
   call timer_stop( s:pollers.completion.id )
   call s:CloseCompletionMenu()
 endfunction
 
 
 function! s:OnDeleteChar( key )
+  if !s:AllowedToCompleteInCurrentBuffer()
+    return a:key
+  endif
+
   call timer_stop( s:pollers.completion.id )
   if pumvisible()
     return "\<C-y>" . a:key