Updated mediawiki/extensions
Project: mediawiki/extensions/VisualEditor  bdd1a73eaa0978ca33722a38f707c7c1599773fa

data: Rename MessagesModule to DataModule

Also..
* removed an incorrrect comment referring to the old module
  name (standalone didn't use the VisualEditorMessagesModule).
* made it use debug mode to determine whether to minify or
  prettify the js code.

Change-Id: I493007649fba27e7faab0cf743eded5f68714c50