Remove sql_alchemy initialisation when profiling correlations
Remove sql_alchemy initialisation when profiling correlations

* wqflask/scripts/profile_corrs.py: Remove sqlalchemy, connect_db and
shutdown_session.
(__main__): Remove "g.db".

genenetwork/genenetwork2,genenetwork/genenetwork2,genenetwork/genenetwork2,genenetwork/genenetwork2