inveniomanage: unit test fix

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
WebSearch: regression tests fix

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
dbquery: regression tests fix

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
WebSession: Flask-Login session fix

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>