--Added cython functions for Affine measure to improve the performance
--Modified the test cases for Affine measure
--Added functions to find max int and max float in cython_utils.pyx
Coverage decreased (-0.002%) to 99.903% when pulling 4bf42a88b6d2ee4f2a5551e0b9ec6ef90ae10088 on enhan_affine_cython into bf97560f18e0972423bbde8d4dd0039491310bd5 on master.
--Added cython functions for Affine measure to improve the performance --Modified the test cases for Affine measure --Added functions to find max int and max float in cython_utils.pyx