high sierra compatibility
improved nstask execution
alleviated need for 'sudo'
refactored code to find camera/mic process
pushed various XPC intensive stuff into background
wrapped debug statements with #ifdef DEBUG
improved NSTask to (hopefully) avoid hangs
added dictionary of activation alerts to help with deactivation alert logic
change launching of login item (at install time) to NSTask, so focus would stay with installer app
fixed issue where activity indicator would overlap with install/uninstall message on macOS Sierra
'Inactive' video and audio notifications are now automatically closed after two seconds
updated code for macOS Sierra (e.g. FaceTime does call CMIO:doWork)
added check to ensure we can get a process's path (which fixed a NULL pointer de-ref)
added 'avconferenced' as a white-listed apple daemon for macOS Sierra
added getOSVersion() function to facilitate macOS Sierra specific logic
added getProcessID() function to get a process name from it's pid
code cleanup/extra debug statements
stop/start login item
set file perms correctly (i.e. setuid on login item)
update ui window
removed XPC embedded in main app (only is needed in helper.app)