Add glue code which makes records from ligands and nodes

[WardLT]

Assembles from and produces records in our interchange format

[coveralls]

Pull Request Test Coverage Report for Build 7398030795

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 39.977%

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Totals
Change from base Build 7225420113:	0.1%
Covered Lines:	3831
Relevant Lines:	9583

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💛 - Coveralls