Migrate GET /rest/v1/tasks to use GSON instead of org.json
Adding TaskObj to project
Removed all references to 'org.json' from the JobResultObj class
adding gson-2.3.jar file; clean up other jar file dependencies
Removed all references to 'org.json' from source code; replaced with
GSON library
removed org.json and junit source from 3rd party folder;
added readme to 3rd party folder