scratch/igc updated (d8017f68ee4 -> 7ec3d7c743e)

[Gerd Moellmann]

gerd pushed a change to branch scratch/igc.

      from  d8017f68ee4 Fix fix_native_cu
       new  2660b567a0f Weak refs don't need finalization
       new  9e7684a6504 Next attempt at fix_font
       new  7ec3d7c743e Trace glyph matrices in windows


Summary of changes:
 src/igc.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 61 insertions(+), 6 deletions(-)