removed extraneous region and inst objects
streamblender facility skeleton based on commod converter
adds description.
adds blendstreams function based on fcofuelfab
adds prefs function
adds goal comp functions
adds prefs functionality.
fixed a bunch of migration errors, toolkit namespace, etc.
fixing more migration issues
made shortname SBlend
adds meetneed
fixed a bunch of migration errors, toolkit namespace, etc.
fixes found bit
using strings rather than commodities allows the streamblender to build. I guess commodities make bad map keys. lame.