get item and collection from postgres
remove extra prints
remove extra printing
add Flask-DebugToolbar.  setenv FLASK_DEBUG=True to use it.

also updated the versions of a few libraries, added encoding to every response, centralize mimetype setting
add solo indices to cid and tiid columns and make joins be by subquery
work on item_missing_biblios_on_a_page
Merge branch 'master' into postgres

Conflicts:
	extras/db_housekeeping/postgres_sqlalchemy_move.py
don't include column names in gets
add debugging messages on json loads
work on item update
biblio doesn't mean genre article
catch mendeley year error
remove saves to couch
remove saves to couch
move creation of collection doc for add and remove products
change logging messages, change broken error messages from 404 to 500
more debug
don't expect collection doc from add_items
add module to method call
parse multiple return values from function