added some performance tests
added addModel() performance test
Fix default audio devices on Windows

Windows 8 provides the full friendly device name, not just the first 31 characters.
Merge pull request #3066 from ctrlaltdavid/fix_default_audio

Fix default audio devices on Windows
adding more stats
add support for commandline/config value for dynamic jitter buffers
Merge pull request #3067 from ZappoMan/serverSideAudioMixerStats

adding more stats & allow config setting to enable/disable dynamic jitter buffers
make default ring buffer much larger
Merge pull request #3068 from ZappoMan/serverSideAudioMixerStats

make default ring buffer much larger
Merge pull request #3058 from ZappoMan/octreeTests

added some model tree performance tests