* fab covers whole screen
* avoid potential NPE
* bugfix - spinners crashed after scan
* Gunther only if no wallets
* clearQR on failed exchange, tweaks, gray
* refactor info dialogs
* added default testnet node
* FAQ: my testnet wallet is broken
* version code 36, version name 1.1.7
* help & new exchange icon
* layout tweaks + removed nocopy icons
* sync help
* hide keyboard on spend
* QR Recieve => Receive
* menu tweaking
* use png logo for android < nougat
* gray generate
* position tweak in toolbar
* new exchange icon for wallet balance
* new About Dialog
* enable sending on mainnet
* new version 1.1.6
* dispose transaction on back
* remove unused onExchange method
* gray stuff + some tweaks
* new logo for qr