Merge branch 'develop' of https://github.com/LabKey/cds into develop
Add group summary page. Add Group Model. Add requestFilterUndo to StateManager.
  - Home controller now navigates to groupsummary page when group is clicked.
  - Change GroupSave and GroupList views to use Group.getGroupStore()
Add filters when navigating to group summary page.

Add small test case to CDS TEST
Merge branch 'groupsummary' into develop