Updated mediawiki/skins
Project: mediawiki/skins/BlueSky  0da6d1e5f732b4bf8533192325d399566c580dea

* Stylized
* Added typeof check for _gaq variable -- Google Analytics is not always there!
* Added missing iPhone/iPad-related variables, which are only used here

Change-Id: Ic726d3f700cfb3e1f7baae336525b7bbd6cbdf84