Changing _remove_border_keypoints to _mask_border_keypoints
Merge pull request #4 from ahojnnes/censure

Fix several bugs in DoB method and improve overall code quality
Correcting bug in _censure_dob_loop
Lowercasing variables; removing unused import; replacing _remove by _mask
Replacing censure_keypoints by keypoints_censure, n_scales by max_scale
Documenting the code
Including min_scale as another input parameter
Adding remaining tests
Adding gallery example for plotting censure keypoints
Adding a short description of the algorithm
PEP8 corrections and stylistic changes
Fix censure example and fix some minor issues