ZecQT Wallet - beta3

Beta 3 release with lots of bug fixes

If you haven't please see the README first

• #1 - Show a warning if sending from a t address
• #2 - Refuse to send if node is syncing
• Allow manual input of Connection String + Show connection string on desktop UI
• Fix App icon and name on Nexus 7
• Update icons so they don't look disabled
• Prevent random crash on desktop
• Display Tx errors back on the phone

As usual, please update both your desktop and phone together.