Use the new getDistinctTags option of apos.get to populate tags filters. This fixes a bug on DR introduced when criteria objects became unrestricted mongo criteria. The entire 'fetch' option of snippets is probably a candidate for refactoring to apos.get, however there is the question of how one would subclass and extend it in that case
Merge branch 'master' of http://github.com/punkave/apostrophe-snippets