Include String plugin for Utilities' tests.
Include String plugin for Utilities' tests.

Signed-off-by: James Vega <91ae71a1168cea0b65ac9975da69d5a7753116be@users.sourceforge.net>

frumiousbandersnatch/supybot-code,jeffmahoney/supybot,Ban3/Limnoria,haxwithaxe/supybot,buildbot/supybot,raboof/supybot,ProgVal/Limnoria-test,ProgVal/Limnoria-test,Ban3/Limnoria