Added an option in lrolola2isis to sort the output file so order of points...

Added an option in lrolola2isis to sort the output file so order of points will be consistent for testing (#2749)

* Added option to sort the output for consistent order in testing and added a test case

* Cleaned up commented out lines in LidarData.h and .cpp

* Added additional documentation for LidarData, LidarControlPoint, and lrolola2isis

* Removed debug lines from LidarData.cpp and old comments from the lrolola2isis twoImage test

* Added an additional comment about the Test format to LidarData.cpp