Updated mediawiki/extensions
Project: mediawiki/extensions/SemanticDrilldown  c8d6e5b8c476916a3c0a08b55b75111951c091b1

Refactored SMWSQLStore3 long string handling

Faster implementation per MYSQL profiling, since octet_length is
an expensive operation.

Change-Id: I68b958f312d5fc95f41b542f5a09677cd76a0275