Extension:BlueSpicePageVersion

The BlueSpicePageVersion extension adds fome functionality regarding the revision history of a page:
 * New variable : Shows a formated version number of the current page. e.g. "2.6" when there are two major revisions and after the last major revision six minor revisions
 * New variable : Shows the number of revisions of the current page
 * New variable : Shows the number of major revisions of the current page
 * Prepends each revision entry on  with a version number