Removed redundant include files
Added output flushing for remote operation
Added report of length of MGF geometry
Reversed ordering of in/out vectors for consistency between "A" and "Q" commands
Fixed issue with reporting zero XYZ values
Corrected menu
Bug fixes and improvements -- sampling was not working, now reports color
Eliminated comparisons to NULL
Slight change in order of metadata output
Added 'i' and 'c' commands for printing metadata and constant values, resp.
Added testBSDF build and provided for color (XYZ) output
Simplified switch statement
Minor fixes
Added freeing of cached data
Created testBSDF main module to demonstrate BSDF library
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