Github Has been Updated, New wallet is loaded and ready for download
Windows Wallet is currently updated
WALLET UPDATED TO VERSION 0.6.4.1
Released: 2015/Nov/10
NON-MANDATORY
RECCOMENDED
(Mac and Linux to follow suit in the next few days[/s])
There are no plans for Android/IoS/Raspberry Pi versions of the wallet?
There are plans on making a wallet for at least Android, ios and Windows Phone. Raspberry PI is plain Linux so you can just install a Linux version when it comes available.