[A new image cropping algorithm]

1. Replaced both crop margins and crop margins & page num with newer algorithm.
2. Crop max power level increased to 3.0
3. Adds NumPy as a new dependency.

setup.py

@@ -83,6 +83,7 @@ setuptools.setup(
         'mozjpeg-lossless-optimization>=1.1.2',
         'natsort[fast]>=8.4.0',
         'distro',
+        'numpy>=1.22.4,<2.0.0'
     ],
     classifiers=[],
     zip_safe=False,