matplotlib Code

Remove fonts/otf directory in list of data files.

added glen's Fc specteal patch

modify formatting of comments in matplotlib.conf

updated creation of default config files at build time:
* modify matplotlib.conf based on available backends and setup.cfg
* modify backend selection: SVG, Agg, TkAgg, WXAgg, GTK, GTKAgg, selection in setup.cfg

expose verbose build option in setup.cfg

expose remaining build options in setup.cfg. See setup.cfg for details

collect config package code in one location in setup.py, so it can
easily be commented out for the next release.

option to disable building backend extension modules moved from setup.py
to setup.cfg

added flags in setup.cfg to disable providing external
packages like pytz and datetime

updated dependency report during build process