Fix SplitSelectDateTimeWidget which Django 1.9 broke. Closes #1838.
Fix SplitSelectDateTimeWidget which Django 1.9 broke. Closes #1838.

readevalprint/mezzanine,dsanders11/mezzanine,wbtuomela/mezzanine,stephenmcd/mezzanine,frankier/mezzanine,jerivas/mezzanine,dsanders11/mezzanine,molokov/mezzanine,dsanders11/mezzanine,christianwgd/mezzanine,wbtuomela/mezzanine,readevalprint/mezzanine,wbtuomela/mezzanine,stephenmcd/mezzanine,frankier/mezzanine,molokov/mezzanine,jerivas/mezzanine,molokov/mezzanine,frankier/mezzanine,jerivas/mezzanine,christianwgd/mezzanine,stephenmcd/mezzanine,christianwgd/mezzanine,readevalprint/mezzanine