Release resolving multiple bug issues

Bug fixes

• Improved security over SSL/TLS

• Fix issue when using SCEP identity certificate

• Wait for device management until phone has an IP number

• VLAN improvements

• Intermittent issue with web interface showing "no access" message

• Look for ecrypted certificate configuration file

• Fix support for Jabra Engage 55 headset (Jabra Link 400 dongle)

• Include MAC address in USB descriptor for serial number