Finalynx

Fix
* **currency:** Use node currency everywhere, add default config ([`94f4711`](https://github.com/MadeInPierre/finalynx/commit/94f47113e3d233d640ce55b0cecdbb924e7ca71e))

Fix
* **folder:** Propagate currencies to orphan nodes ([56](https://github.com/MadeInPierre/finalynx/issues/56)) ([`e1f0968`](https://github.com/MadeInPierre/finalynx/commit/e1f0968e138bd006c58362bce6eb5afa101edcbd)) by Varal7

Feature
* **portfolio:** Basic support for multi-currencies ([55](https://github.com/MadeInPierre/finalynx/issues/55)) ([`9b0e8ff`](https://github.com/MadeInPierre/finalynx/commit/9b0e8ff70346be6fab474c1cb35b2b3c4cee7337))

Fix
* **delta:** Include shared folders in the delta list ([`63b3762`](https://github.com/MadeInPierre/finalynx/commit/63b3762ea30f55fc9a66078700a63190fdfec101))

Feature
* **json:** Export & import portfolio ([53](https://github.com/MadeInPierre/finalynx/issues/53)) ([`4f852fb`](https://github.com/MadeInPierre/finalynx/commit/4f852fba8c365189eada3e3c3b1aa7f38b34805a))

Feature
* **perf:** Can now set & analyze expected yearly performance ([51](https://github.com/MadeInPierre/finalynx/issues/51)) ([`44bde0a`](https://github.com/MadeInPierre/finalynx/commit/44bde0af65be001ea3cef101d6ccba37a78d7d57))