Migrate account-channel-dispatcher test to Call1 interface
Migrate connection capabilities test away from StreamedMedia
Remove some obsolete ReferencedHandles includes from tests
Contact.handle() directly returns a uint now, fix in more tests
Migrate away from StreamedMedia in more capabilities tests
Remove StreamedMedia channel test
Add 1-version to a few constants and classes in tests
Remove chan-group test
Migrate away from StreamedMedia in account-set test
Fix nonsense character that was accidentally inserted
Remove test code using removed RequestHandles method on connection
Remove removed chan-group test from CMakefile
Remove use of Connection.ContactAttributeInterfaces in tests

The spec now allows requesting information for all interfaces, even
those that are not supported. Therefore this property has been removed.
Fix tests because SocketAddressIPv6.port grew from ushort to uint
Remove more StreamedMedia-related code from tests
Add 1-version to a few constants and classes in glib test code