test_debugging_tools: Added tests for log_class from debugging_tools. This fixes #83.
test_advanced_image_processing: Added for testing the module advanced_image_processing. This will address issues #98, #99, #100, #101, #102, #103, #104, #105, #106, #107, #108, #109, #110, #111, #112, #113, #114, #115, and #116.
__init__: Added test_advanced_image_processing to __all__ and imported it as well.
test_advanced_image_processing: Added tests for remove_zeroed_lines from advanced_image_processing. This fixes #98.
test_advanced_image_processing: Added test for extract_f0 from advanced_image_processing. This fixes #99.