Updated mediawiki/extensions
Project: mediawiki/extensions/WikiLexicalData  c42765db7f956a76e91bc58282706b4111aef43b
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* Renamed constants, now starting with "WLD" according to new extension name
* Reorganized OmegaWikiAttributes.php
* Removed unused functions from OmegaWiki/type.php

Change-Id: Iaadf78cd34be747fdf2b9c533a5d518605b2bf1e