* Clean up time series models
* Add value group rollup class for summarizing hierarchical data
* Integrate new classes
* Update UI to use new patterns
* Update D3 charts to expect new data format
* Clean up account model
* More cleanup
* Money improvements
* Use new money fields
* Remove invalid fixture data to avoid orphaned accountables
* Update time series to work better with collections
* Fix tests and UI bugs
* Add trends, time series, seed data
* Remove test data
* Replace old view values with helpers
* Fix tooltip bugs in D3 chart
* Fix tests
* Fix smoke test
* Add CRUD actions for valuations
* Scaffold out inline editing with Turbo
* Refactor series logic
* Scaffold out basic sync process for accounts
* Fix tests
* Add trends, time series, seed data
* Remove test data
* Replace old view values with helpers
* Fix tooltip bugs in D3 chart
* Fix tests
* Fix smoke test
* Add CRUD actions for valuations
* Scaffold out inline editing with Turbo