Updated mediawiki/extensions
Project: mediawiki/extensions/GWToolset  c1731d98504a077893ed9fe21b9519cffbdbdba8

don’t concatenate item specific categories

sometimes the metadata field specified for an item specific category
occurs several times within a metadata record. the application was
concatenating those values into one category entry. the desired goal
is to create a category entry for each occurance.

Change-Id: I6668e250e193df9006049264ca82f7a36f66210f