Changes since 5.13.1.157
BUG - Difference in behaviour for Web/WPF Client when no TS licence assigned to station
BUG - Improve StudioIO where connection to Gateway is lost
FEATURE - Answer machine feature changes
FEATURE - ASIO stereo support
FEATURE - Get WPF client to match webclient visual when allowTalkshow not set for station
FEATURE - Implement TelosVX external interface type