Migrate receiving address auto-completion to using a loader.
When entering an invalid receiving address, display a simple message rather than the bubble.
Increase maximum backup file size.
A bit of layout cosmetics.
Generally add shadow and background color to left panel in main screen.
Fix missing field initializations in 'send coins' dialog.
Fix workaround for 'IllegalArgumentException: Receiver not registered' in blocks list.
4.04
prod: Remove 'test' flavor from version.
prod: App icon color.
prod: App name.
prod: App-widget text color.
prod: App-widget preview.