Make JS reloadTypes variable behaves as a singleton
Fixed place where to set reloadTypes variable
Merge branch 'master' into issue_379

Conflicts:
	CHANGES.rst
Merge pull request #380 from collective/issue_379

Make JS reloadTypes variable behaves as a singleton
Update package documentation
Remove needless code
Clean up code to remove all references to Galleria

Keeping compatibility with it will be handled on another branch.

See: https://github.com/collective/collective.cover/pull/458
Merge branch 'master' into carousel_tile_with_cycle2
Nuke trailing spaces
Refactor Carousel tile

- Carousels can now display items without images.
- Auto play feature is now disabled by default.
Update changelog