create Collection class (issue #4)
create Collection class (issue #4)

This version introduces multiple enhancements:

added append json logic

Details of additions/deletions below:
--------------------------------------------------------------

Modified:   Data/Collection.php
            -- Updated --
                appendJson added logic

bluetree-service/collection,bluetree-service/container,chajr/class-kernel,bluetree-service/data,chajr/class-kernel