Changed mod_spandsp so it tries to resolve timezone names like Asia/HongKong to a POSIX timezone descriptor string, like other parts of FreeSwitch do.
These codecs are non-free which creates issues for distributions, so let's not require these by default to run our example configs. We can add back in iLBC once we resolve the licensing situation with our in-tree implementation.
Raymond Chandler
Steve Underwood
Anthony Minessale
Travis Cross
Ken Rice