Python 3 fixes to unit tests.
Python 3 fixes to unit tests.

scottp-dpaw/oim-cms,scottp-dpaw/oim-cms,scottp-dpaw/oim-cms,rockychen-dpaw/oim-cms,rockychen-dpaw/oim-cms,parksandwildlife/oim-cms,parksandwildlife/oim-cms,rockychen-dpaw/oim-cms,parksandwildlife/oim-cms