Updated mediawiki/extensions
Project: mediawiki/extensions/Math  4ca287b43ad73b84b0616a7a63d3e4e683aab6a4

Improve MathML error handling

This change improves the error handling for MathML.

* Make MathHooks::getMathNames public
* Allow to use the same error messages for LaTeXML and Mathoid
* unify the string delimiter in error messages to "

Change-Id: I6568e6a3c98cb008f45f887d42e446daafe0ed3c