OnEarth v2.2.1

• OnEarth v2.2.1 for user acceptance testing
• Incorporated relevant updates from OnEarth v1.3.5
• New Docker images for OnEarth services
  • onearth-tile-services
  • onearth-time-service
  • onearth-capabilities
  • onearth-reproject
  • onearth-wms
  • onearth-demo
  • onearth-tools
  • onearth-deps
• Overhaul of CI tests
• Time service tests
• Numerous minor fixes and updates to layer configuration tools
• Fixes to GetCapabilities services
• Fixes to time service
• "Date service" and "time snap" renamed to "time service"
• Hash prefixes in filenames are optional for time service
• Cleaned up software dependencies and use explicit versions
• Load configurations from a specified S3 bucket
• Fixed tile service crashes due to missing empty tile
• Reproject configuration checks for correct PNG type
• Fixed TWMS reproject not translating to WMTS properly
• Clean up of sample configs/layers (but still a bit messy)
• Updated OnEarth setup documentation
• Updated OnEarth demo
• Fix to oe-status rewrite rule
• Removed MRF utility tools (moved to nasa-gibs/mrf)
• Tools to sync IDX files and configs on a file system with those in an S3 bucket