fix tests failing due to config and environment problems

Fixed config import for decorators to go straight to the config hash, since we aren't using the 

Changed decorators that care about environments to run only in production - I don't fully understand why these don't work in localhost/testing so please check that I've not made an incorrect assumption.

The environment in the test config is now 'testing'.

Also fixed some tests who's assertions needed to change due to an old commit:
https://github.com/coto/gae-boilerplate/commit/94a068eb31edc9280384f77b054f26a7e1551d22