backend: Log updates on unknown xpubs
add more explanatory texts
deriveChildNode: Fix for IE11
trezorService: Fix id/serialNumber split in trezord transport
firmware: Fix firmware update modal broken by new API
send: Always remember tx values, switch to in-memory storage
device: Show qr for account xpubs, on hover
add hint to xpub qr code
add link to user manual on pin modal
myTREZOR Receive -> myTREZOR Lite
trezorService: Refactoring
More trezorService refactoring

app.js: Split in several functions

ItemStorage: Renamed from DeviceStorage

Transport: Deleted, unnecessary, trezor.js will always be present

DeviceList, deviceService, firmwareService... Documentation
Remove forgotten import