* Fixed the project url to use cybergarage.org instead of sourceforge.net.
- Removed the mailingList and mailingList tags on sourceforge.net.
* Removed the distributionManagement tag on sourceforge.net.
* Removed some tags about Maven Central Development Plugin Repository.
* Fixed my personal url instead of my deprecated blog url.
* Added a 'cyberlink.version' property.
* Updated to set the version tags using ${cyberlink.version}.
* Changed the core package name as 'upnp-core' instead of 'upnp-stack'.
* Added '.gitignore' to ignore marven target directory.