Moved SoundData and SoundFormat to OpenTK.Compatibility.
Moved AL and Alc classes to OpenTK.Audio.OpenAL and added the previous namespace to OpenTK.Compatibility.
Removed SoundData wrappers from AL class.
Updated samples to use the new API.
Made example source code visible for all examples in example browser.
Updated Prebuild.exe to newest SVN version (resolves issues with resources).
Added .rtf and .resx files to Examples project in Prebuild.xml.