Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  c3102872655225303e5abbdae40fa7d13e0c3e79
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(minor) use CSS3 transformation for toggle icon

This is a result of last nights playing with CSS3 transformation. I use CSS3 transformation for
rotating the toggle icon now. Comes with backwards compatibility for non CSS3 transformation
capable browsers.

- patch set 3: proper indentation

Change-Id: I94fc9ef6e91f99e6549a819d4549e674baa68087