Updated CONTRIBUTING.md to reflect close coordination with schemas and server projects, added direct link to GA4GH schemas contributions document.
Updated CONTRIBUTING.md to reflect close coordination with schemas and server projects,
added direct link to GA4GH schemas contributions document.

hjellinek/compliance,hjellinek/compliance,macieksmuga/compliance,ga4gh/compliance,ohsu-computational-biology/compliance,ga4gh/compliance,ohsu-computational-biology/compliance,macieksmuga/compliance