test_spams_sandbox: Added test for call_spams_trainDL from advanced_image_processing. This fixes #134.
test_spams_sandbox: Added test for call_multiprocessing_queue_spams_trainDL from advanced_image_processing. This fixes #131.
test_spams_sandbox: Added test for call_multiprocessing_array_spams_trainDL from advanced_image_processing. This fixes #133.