Updated mediawiki/extensions
Project: mediawiki/extensions/ZeroBanner  6b48ff00bfbfc5aeb528c82fb367d7e62a9faeae

Return background and foreground color with message

This will make it so custom colored croutons can be shown in the apps.

Change-Id: Ia38ea3c0d863da254df58323ab7ad2aafe6ddf07