No colon after custom question labels
No colon after custom question labels

Labels in category_extras.html now match the style of labels in the
rest of the reporting form (ie: no closing colon).

mhalden/fixmystreet,rbgdigital/fixmystreet,mhalden/fixmystreet,altinukshini/lokalizo,dracos/fixmystreet,dracos/fixmystreet,dracos/fixmystreet,dracos/fixmystreet,rbgdigital/fixmystreet,rbgdigital/fixmystreet,mhalden/fixmystreet,mhalden/fixmystreet,rbgdigital/fixmystreet,altinukshini/lokalizo,rbgdigital/fixmystreet,dracos/fixmystreet,mhalden/fixmystreet,dracos/fixmystreet,altinukshini/lokalizo,altinukshini/lokalizo,altinukshini/lokalizo,altinukshini/lokalizo,rbgdigital/fixmystreet,mhalden/fixmystreet