Using "filter_kwargs" on "create_engine" never returns matches

[joebeeson]

In backends.sql:resource.sql function, utils.filter_kwargs always filters all keywords when creating the engine since create_engine's signature doesn't have any keyword arguments.

odo/odo/backends/sql.py

Lines 633 to 640 in 9fce669

	@resource.register(r'(.*sql.*|oracle|redshift)(\+\w+)?://.+')
	def resource_sql(uri, *args, **kwargs):
	engine = create_engine(
	uri,
	# roundtrip through a frozenset of tuples so we can cache the dict
	connect_args=kwargs.pop('connect_args', {}),
	**filter_kwargs(sa.create_engine, kwargs)
	)