Optimization: cache model bounding box
Optimization: remove overkill sort
Little optimizations in slicing
One more little optimization
More optimizations in slice_facet()
Fix typo in new Build.PL
Fixed regression causing wrong direction for inwards move in holes. Includes regression test. #1265
Complete retraction if the wipe path was too short for the full retract. #1264
Ensure there's no numerical error when searching for concave points
Compensate perimeter/infill overlap for concentric infill
Optimize concentric loops
Look for cpanm in sitebin too
More changes to Build.PL
Merge branch 'master' into xs