Update UNL Template package to include version 4
Remove unused files.
Increase QR Code size and stop using uppercase

The uppercase filter will cause issues when/if we decided to support
case-sensitivity.

The google QR code is now cached to the file system.
Ignore eclipse related files.
Organize index and prep to use 4.0 UNL Template.
Implement a 4.0 UNL Template design