Share and import settings

[George Banea]

Offer the possibility to share and import settings between users.

This will also allow making a backup of the factory settings of the Bafang controllers. The app can also come with some preconfigured configurations for easy setup.

[George Banea]

Issue #157 was marked as a duplicate of this issue.

[George Banea]

Issue #11 was marked as a duplicate of this issue.

[Bushman]

Please add, this is good idea. Different config profiles for different usage.

[Stinky Pob]

Great idea and would be extremely useful for refining settings iteratively.

[Dorin Nistor]

this will become available as profiles in the next release