TODO: Added saving hardness_index and word into 1 file

TODO.md

@@ -11,4 +11,5 @@
 * Change from `global` to pass around (COMPLETE)
 * Change `save_image()` to `output_image()` (COMPLETE)
 * Refactor variable pass around (COMPLETE)
-* Move all the image stuff over to it's own
+* Move all the image stuff over to it's own
+* Move all output to some form of storage in 1 file