Upgrades and cleanups
Lots of changes:
- css for popups
- auto-spell-check Villages
- improved developer docs
- support debian buster
- django 1.11
- database migrations
- packaging improvements
- HMIS105 improvements
- removed immunizations and vaccinations
- allow gender reassignment
- maternity tab
- village report
- outstanding accounts report performance improvements
- allow payment without meds
- various bugfixes
- antenatal care
- jquery 3.3.1
- jquery-ui 1.12.1
- notice on visibility of visit notes