Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceFoundation  9f5b3a1a91e937b1dc59cf23f3e3e65de6a880e9

ie8 indexOf fix

* ie8 doesn't support .indexOf() in JavaScript, so this should fix it

Change-Id: I66d6d8143ba3fa05237c4c3d7f400adb1277ce0d