Updated mediawiki/extensions
Project: mediawiki/extensions/InputBox  a95d45c7308edcb1d0c9e3c9900363f4817fb6e2

Fix capitalization and tests of $this->mId.

Property name is $mID, certain parts were testing $mId, and then
using isset to (presumably) hide the undefined property warnings.

Change-Id: I0c2d29fbdb8314aa0c04bea387364a7307e68b9b