* reorganize swaps models folder structure
* wip jupv6 inner swaps
* wip
* wip
* update logic
* refactored
* remove comments
* docs and tests
* cleanup and add metadata cols
* pick the larger of the 2 dates so that it gets picked up downstream
* fix bad swap index in test seed
* initial model and docs
* add test cases
* adjust input/output swap join logic
* remove upper bound
* modify incremental logic to work with window function cols
* fix seed file
* remove no longer valid test cases
* put schedule tag last
* add relationship test
