matplotlib Code

support for orthographic

Make STIX fonts work.

fix for coastline segments that jump across plot.

fixes for non-fulldisk geos and ortho, cleanups in _getmapboundary

First pass at getting STIX fonts to work.
Support .otf fonts in font_manager.py

Added easy access to minor tick properties (Pierre G-M)

fixed mollweide

fix Antarctica for moll,robin and sinu (moll still broken)

remove debug code

Basic numpification, reformatting, some refactoring