8df02f452c
Refactor how providers/managers are implemented in LMS, substantially simplifying code, and opening up further simplification around permissions in the next change. Also, limit the number of additional packages providers can have, and merge WorkSource into ProviderRequest so that providers can pass just ProviderRequests around, not both. Test: presubmits Change-Id: Ic6fab46883cf53eb26368b54a824feac39c57a32