This is a major refactoring of the nvs parameters storage. To support
this, a new partition was added. To start using this branch, one must
flash all binaries and possibly re-configure the system.
Fix a few BT issues (detection & sink name)
End threads on any server missing for too long (except if server IP set
manually)
Still cannot end threads when BT active (works wit I2S)
Thread lokc-up still happens when switching tracks quickly