Fixed imports and ordering for convert_evidence_perf.
Added try-except to all conversion processes.
Small changes.
Merge branch 'master' into sequence-fixes
Removed OutputTransformer step from production conversion scripts in order to make output more clear.
Cleaned up conversion scripts, trying to make output more clear.
Trying to consolidate db queries.
Fixed small error.
Fixed small error.
Fixed small error.
Fixed author_reference loading problem.
Moved reference abstract loading to convert_reference.
Changed structure of neighbor_sequence_details.
Added descendant status to go sub_type in go_ontology graph.
Fixed go graphs to include relationships beside 'is a'.
Working on adding coord version and seq version to db.
Merge branch 'master' into sequence-fixes

Conflicts:
	src/sgd/convert/convert_dev.py
FInished adding coord and seq version to db.
Broke convert_evidence_perf and convert_perf into four different scripts to be run in parallel.
Fixed error in convert_reference.py