Stop clustering points before overlap removal (which was causing loss of shape precision) and correct problems in the overlap removal routine that the clustering was intended to mask.
Fix verbosity inconsistencies in the overlap removal code.
Adjust SSRemoveTiny so that it adjusts matching control points correctly on quadratic curves.
Merge pull request #1724 from fontforge/frank_disable_point_cluster_before_remove_overlap_1

Fix quadratic control point problems in overlap removal routines.