Merge pull request #13 from audioscience/master

Pulling in upstream
Merge pull request #14 from audioscience/master

Pulling in upstream
Fix OSX build
Merge pull request #56 from ajwlucas/master

Fixing OSX build
controller:lib: Added a new line at the end of version header file.
controller:lib: Updated code to send kill events to threads and wait for
threads to terminate.
controller:app: Updated code to display empty strings for descriptors
without object names.
Merge branch 'master' of https://github.com/denniszhuo/avdecc-lib