Interim commit.   Grouping functionality into smaller units.
So far,  have done the Busy Indicator and Brightness/Contrast
Editor.
Moved all the coordinate stuff to its own class for grouping.
Moved the KML stuff to its own class for grouping as well.
Code cleanup.   Removing unnecessary global variables.
Merge branch 'master' of github.com:radiantbluetechnologies/omar
Merge branch 'master' of github.com:radiantbluetechnologies/omar
Added code to call the PSM.   Need both a Pan and Color image to test.
Has problems with the Pan band as an Ortho.
Has problems with when both PSM and Color are active.  Deadlock.
Added variables for specifying images in Config.groovy