Merge pull request #1268 from lonnen/bixie-requirements

add psycopg2 to bixie requirements
Merge pull request #1269 from lonnen/bixie-local-db

bixie - use sql lite for database changes
Adding middleware required for bug 838251.
Merge pull request #1267 from brandonsavage/bug838251-middleware

Adding middleware required for bug 838251.