* Switch to new calculation engine
* Clean up old portfolio calculation engine (#815)
* Rename new portfolio calculation engine (#816)
* Update changelog
* Respect data source in symbol data endpoint
* Respect data source in the data provider service
* Combine symbol with data source in get() of data provider service
* Improve search functionality for multiple data sources
* Update changelog
* implement fees for transaction points #324
* add net performance to current positions #324
* add net performance to calculate timeline #324
* make timeline fee accumulated by default #324
* Update changelog
Co-authored-by: Valentin Zickner <github@zickner.ch>
Co-authored-by: Thomas <4159106+dtslvr@users.noreply.github.com>