Fix-IT Johnson County, IA

Sep 28, 2018

v3.9.4:
- Improved ADA compliance
- Minor bug fixes

v3.9.3:
- Push notification improvements
- Time zone in settings
- Minor bug fixes

v3.9.1:
- Minor bug fixes

v3.9:
- Android N support
- Topic-based push notifications to citizen subscribers
- Improvements to address validation
- Zoomable full-screen images
- Performance and error handling improvements
- Bug fixes