- Add equal, less than, less than equal, greater than, and greater than equal comparison method to `NumberValueInterface`. - Change `_fill_alpha` and `numchildren` value's type to `Int` and `Number`.
0.2.6
- Add Dockerfile for `test_projects`. - FIx `__init__.py` file shortage.
0.2.5
- Add methods for incremental addition, subtraction, multiplication, and true division.