Resolves: Web service(s) for source model mining

Resolves #475 (closed)

New web service to return source logic trees:

• /trees: Returns tectonic to source logic trees info (Models.trees(model))
• /trees/{id}: Returns source logic tree given an id (Models.tree(model, id))

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• d9bb2926 - Witch to Models.trees

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added 1 commit

• 0b9f619f - update to Models.tree

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mentioned in commit 86e94fc7

merged