Ps.plone.mlstiles

----------------

- Nothing changed yet.

------------------

- Use PersistentTile as base for Mosaic tiles.
- Add option for Grid Layout to listing tiles.

----------------

- Fix wrong usage of FIELDS.
- Truncate description for listings in summaries with global configuration.

----------------

- Use SelectWidget with pat-select2 for Plone 5.
- Hide all location fields in search form tile when one option in linked search form is pre-selected.
- Add listing search results tile for Mosaic.

----------------

- Add new base tiles which are independent of collective.cover.
- Move collective.cover related tiles to new support package.
- Add plone.app.mosaic specific tiles for listings and developments.
- Add GS profiles for Plone 4 and Plone 5.
- Install cover/mosaic support when addons are installed with GS event.
- Add missing browser layer.

------------------

- Add missing upgrade step to add development collection tile to existing sites.