1.0.7

These changes from the last pre-release:
added graph name, description and URL to graph spec
added env var for output URL so that a neo4j dump URL is created for the metadata
added output_format to graph spec so that optionally certain graphs create neo4j dumps while others dont
implemented first pass at QC sweep which finds a list of primary knowledge sources, edge properties, and predicate counts

Plus:
fixed provenance for ubergraph and ontological hierarchy
added score field from PHAROS for disgenet edges
added CAM KP