Got rid of camlorn_audio submodule
Add Libaudioverse submodule
Set up scripts for building everything.
Updated everything for Libaudioverse, including bundling mit.hrtf and enum34
Update Libaudioverse so we can turn off crossfading
Attempt to fix .gitignore
Actually turn off hrtf crossfading
Upgrade Libaudioverse to a version with working get_block
Feed through the NVDA mixer
Follow the NVDA synthesizer output device