New features:
- export to CSV button on every table
Bug fixes:
- Detect powa-archivist / powa-web incompatibility
- Handle quals which are not optimizable at all
- Fix grid rendering.
- Change default sorting order to DESC
- Change default sort order on query page to duration desc
- Use the time interval when rendering urls in Grids
- Propagate updatePeriod on zoom to picker
- Fix case when quals dont belong to the same rel
- Ignore errors while getting hypoplans