SFLphone 0.9.9 is now released!

SFLphone 0.9.9 is now released! New features include:
 
- Instant messaging
- Full Evolution addressbook integration
- A noise reduction engine to improve audio quality
- Linear 16 bit wave format support for ringtones
- Ability to select a independant ringtone playback device
- SIP early media support
- A new configuration system based on YAML serialization format.