Add more Features that has been added to the Apple Version of goodnotes.

-images and Text
Its very important for the users and must be included, even in the beta.
-Be able to download the Note and share it
-For Organisation: Add Folders, to keep getting oeganised, and finding the notes easily.
-Fix some Bug issues
It laggs for me, when I try to zoom in/out and thats prwtty mich a downgrade for users to smoothly use the app.