[re #12160] Added mapping into tables - status, resolution, wu_type, priority, category
- Removed unsused methods
- Added support for maping data into tables:
status
,wu_type
,resolution
,priority
,category
- Created method (and modified existing ones) for mapping between tables (e.g.
priority
) - Modified small things mentioned by Mr. Pícha (e.g. saving whole URL, empty string instead of
None
etc.)