bug 46006 corrected the use of $wgExtensionAssetsPath after setup

changed wgOpenIDLoginLogoUrl to wgOpenIDSmallLogoUrl
version 3.06 20130312

this fix corrects a regression from 61d5807ea49252683c04408c34913952049a26c8

Change-Id: I03cece34f2c6f9ee2a8dc158f3d45c10baf74cce