grant all privileges to db user on vagrant
add noinput option to init_master_db
fix missing password for db user
upgraded pytest to use the new fixtures style
add db setup/teardown to py.test suite
fix py.test version in dev requirements
move db settings to env variables; set env variables for db settings in vagrant
update py version in dev requirements
removed unused setting
Merge pull request #9 from mozilla/setup-test-db

Setup test db