Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceFoundation  230f0b412fb83bf327f3c2c9e7406c0bc373ba27

Updating RELEASE NOTES/HISTORY, INSTALL and LICENSE

Updating release relevant documents for upcoming BlueSpice 2.23 release.

 * Updated NOTES nad INSTALL

Change-Id: Ie8034f3f428664d94b70b94581b051b9426faeda