Updated mediawiki/extensions
Project: mediawiki/extensions/TwnMainPage  b848981339391f7c16222ec117f9cb7b99b27545

Slight modifications to the frontpage css

* slightly adjust spacings and shadows
* let long words in boxes wrap
* also change their text size

Hopefully improves overall impression (which is not bad at all so far)

Change-Id: I4b4ee42e222c9efee6a1ba3caadd04e110bcb927