Merge pull request #177 from Dewb/development

Windows port: Visual Studio projects for TonicLib and StandaloneTonicDemo
Add denormal flushing on bufferfiller calls -- massive performance boost for idle signal data
Include intrinsics header for denormal macro just in case
Don't cast down table lookup fraction to float, minor optimization
Merge branch 'development' of http://github.com/TonicAudio/Tonic into midi