Fix hough_circle regression on windows
Use ``cythonize`` instead of hard-coding Cython commands. Fixes #829.
Quick initial implementation of ORB descriptor in Python
Quick Python implementation of FAST corner detector
Implemented FAST corner detector
Adding docstrings and commenting the code
Adding high speed test for n>=12
Making various minor optimizations
Transferring all the FAST code to corner.py and corner_cy.pyx
Using inline function in corner_cy._corner_fast
Deleting FAST files
Converting image to float
Adding additional parameter for setting shape for Non-max suppression
Wrapping lines; returning corner_response at a pixel
Returning the corner response
More optimizations
Fix some performance regressions in Cython implementation of FAST
Fix some performance regressions in Cython implementation of FAST
Fix invalid circle coordinates
Quick initial implementation of ORB descriptor in Python