Updating to use timezone
Merge branch 'master' of https://github.com/VOLTTRON/openeis

Conflicts:
	openeis/projects/storage/db_input.py
Merge branch 'master' of https://github.com/VOLTTRON/openeis
Merge branch 'master' of https://github.com/VOLTTRON/openeis
Updates to tests to handle csv files in tempdir. Update to dbinput and output for handling timezone.
Merge branch 'master' of https://github.com/VOLTTRON/openeis