Splitting thew view-by- question menu and the answers
WIP refactoring: select one view-by coloring and de-coloring are working, selections are not.
WIP refactoring checkpoint 2: view-by coloring, de-coloring working, filters do *something*, though toggle behavior isn't right yet.
WIP checkpoint 3: multi-selects working, through toggling functionality needs an upgrade
Multiple selects and single select view-bys are generally working, with some tests. Togge behavior is next
Adding better toggles
Adding better toggles, making the circle grey when not selected.
Answers apper in sorted order
Bring to top support, shorter code
Reorganization, renaming, and some cleanup
Merge pull request #991 from onaio/view_by_for_multi_select

View by for multi select