#1109 https://trello.com/c/lEKNSxZn
* Moved ColorMap from static inner class linked with ResultsRaster to utility
* Added RainbowColorMap that takes colors from a range and places them within the rainbow
* Added testing to verify that colors are mapping reasonably to what I expect
#1109 https://trello.com/c/lEKNSxZn
* Added utility to get hex values
* Modified Shorelines sld config to handle item specific domains
#1109 https://trello.com/c/lEKNSxZn
* A couple modifications to sld config class
* changing sld jsp to use new sld config
#1109 https://trello.com/c/lEKNSxZn
* Final changes, needed to ungroup integer format
* Ignoring another test, really need to take the time to mock this out or inject persistence unit into tests
Merge pull request #771 from jiwalker-usgs/historicalSLD

#1109 https://trello.com/c/lEKNSxZn