Cleaning up true type cmap reading.  Next should cleanup encoding for building to unicode and widths.
Cleanup unused code.
Fixes - in bpl file. This could also be fixed by setting the hmtx width.
Should have gone with previous commit. DIDNT TEST
Fix p02012 and remove disabled glyph code.
Fixes thulu and p020121130574743273239, not sure this is really a good solution.
Fixes 1658 by using the wrongly skipped differences.
Fix seac.
Cleanup some unneeded complexity.