Initial commit:
Added Client
Added Call (without tests)
Added tests of Call
Added Account
Added Application
Added AvailableNumber
Added Bridge
Fixed issues in Application
Fixed issues with Call
Small fixes
Added Conference and ConferenceMember
Added Error and MEdia (not all tests for Media)
Completed Media
Added Message
Added NumberInfo
Added PhoneNumber
Added Recording
Removed unused "debugger"
Small fixes in Call