Hide experimental GSoC functions for 0.9 release
Temporarily remove censure keypoints example
Update PR plotter.
Correctly plot cumulative sum.
Fix numpy 1.8 bug
Split grey and binary erosion tests in two files
Fix overflow error
Reduce number of specializations
Remove unused import
Add support older numpy versions
Deprecate out parameter
Add labels to releases.
TEST: fix mistake
FIX: fix angle convention
MAINT change HT return API
ENH: use heapq to select the best match
TEST: fix precision
TEST: fix bad subs
TEST: revert precision
MINOR: fix non ascii char