- associate branches directly with testcases, subgroups, and testgroups
- existing Litmus installs will need to run the migration/update_branch_relationships.pl script to update their installs
- fix fidelity of testcase, subgroup, and testgroup listings so that entities th
at don't belong to groupings are still displayed
Misc.
- standardize how we call 'onchange' js functions to avoid capitalization errors that were plaguing us before
- enable differential sorting in FormWidget listings