Merge pull request #3914 from kallekutta/vim-quit

[vim/en] Add shortcut for quit vim

vim.html.markdown

@@ -24,6 +24,7 @@ specific points in the file, and for fast editing.
     ZZ               # Save file and quit vim
     :q!              # Quit vim without saving file
                      # ! *forces* :q to execute, hence quiting vim without saving
+    ZQ               # Quit vim without saving file
     :x               # Save file and quit vim, shorter version of :wq
 
     u                # Undo