Add Anki's new Free Spaced Repetition Scheduler (FSRS) algorithm to Remnote

Hi RemNote Team,

The Anki community has been praising the new Anki spaced repitition algorithm for weeks now. 

Example: 

• https://www.reddit.com/r/Anki/s/PCgAYWN7pZ

More info on it:

• https://docs.ankiweb.net/deck-options.html?highlight=FSRS#fsrs

• https://medium.com/@JarrettYe/how-to-use-the-next-generation-spaced-repetition-algorithm-fsrs-on-anki-5a591ca562e2

• https://www.reddit.com/r/Anki/comments/zncitr/how_to_use_the_nextgeneration_spaced_repetition/

I tried it myself and it shortens the time to study my cards immensely, so I switched back to Anki for my next exam. I would love to be able to use the FSRS algorithm on Remnote, soon! I love Remnote but the time saved by the new Anki algorithm is just too much to ignore.