Bug#664039: Overlapping accelerator key for "Connect" and "Cancel" on "Mumble Server Connect" window

[Matt Fischer]

Package: mumble
Version: mumble-1.2.3-3

When you start mumble the "Mumble Server Connect" window uses the same accelerator (short-cut) keys
for Connect and Cancel.
This was originally reported in Ubuntu here:
https://bugs.launchpad.net/ubuntu/+source/mumble/+bug/792378