Added configuration file, not loaded yet
WIP: load all configuration possible from python-brlcad.cfg
WIP: load all configuration possible from python-brlcad.cfg
added: check_gcc; fix: consistent quoting style;
added: sparate README for windows setup detailed instructions
WIP: load configuration and discover installed brlcad
Reading options from config file works now on linux (Windows might work but not tested, comes next)
Merge branch 'add-config-file'
Merge branch 'win-docs'