#19 GIBS-542 Added support for classifications with horizontal legends
GIBS-542 Tool now generates both vertical and horizontal color legends
GIBS-410 Cleaned up empty tiles and configuration
GIBS-410 Reorganized RPMs into separate packages for different tools
GIBS-410 Removed unnecessary requires for OnEarth subpackages
#19 GIBS-542 Moved classification table in combined horizontal legends
#25 GIBS-539 Added support for warping to web mercator from geographic
GIBS-410 Changed default location of empty tile configuration
Increment release numbers
Merge branch 'master' of https://github.com/nasa-gibs/onearth into develop
#25 GIBS-539 Support for reprojecting from source to target projection
#25 GIBS-539 Added new defaults to mrfgen config schema
#26 GIBS-471 First take at support for multi-day imagery in module
#26 GIBS-471 Smarter multi-day image handling and support for non-day
periods (Y,M,W)
#26 GIBS-471 Fixed and optimized handling of month periods
#27 GIBS-421 Merged Jeff's code to handle overview powers other than 2
#27 GIBS-421 Fixed level calculation
GIBS-578 Added error exit code and catch around sigevent errors
#26 GIBS-471 Updates to multi-day product handling:
Changed period calculation to handle ranges that don't reset at the
beginning of the year. Removed date loop back contigency. Fixed month
calculation to handle multiple months.
#26 GIBS-471 Support for assessing multiple time periods in layer