Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  62e80371ad5a6e7f659b7736d5c065d32303e861

Updated TinyMCE to 4.1.3

BlueSpice VisualEditor now uses TinyMCE 4.1.3. This should, among other
things, bring background colors back to table cells.

Change-Id: Ic75ca534dc2e55f1b12fed6361de78de7789c4e0