sysapps/telephony — pull request #64 by marcoscaceres (2013-05-23 17:01:36+00:00)
Title: Lots of fixes, please see the commit list for changes and bugs closed 

In particular, see:
Added changeDefaultService() and steps (closes #54) in https://github.com/marcoscaceres/telephony/commit/d88f5d6609659a3c62671c1b3cbd5dc527fe8b44