Updated mediawiki/skins
Project: mediawiki/skins/Nimbus  dc0b2563249a74c3d094d2a39791d6f47b4b0ec6

Removing CSS that duplicates /extensions/PollNY/Poll.css

Change-Id: I2c5fb3b2f5fb1a1699462e3dfb58aab86df9ff32