Changes

*On Firefox (or any other Mozilla application that uses the service) startup, Firefox detects an update is ready to be applied*Whether or not the service should be used, Firefox executes updater.exe unelevated.*Firefox shuts itself down.*updater.exe unelevated checks to see if the service should be used, and if so tries to start the service. *updater.exe unelevated will write out a 'work item' file into the directory being watched with the work item detailsappropriate command line parameters.*If the service can't be started, is disabled, or does not exist, Firefox will execute updater.exe as it used to without the service.*If the service was used, updater.exe unelevated waits for a global named event the service to be set stopped, which indicates the update is done.*Once done updater.exe unelevated will run the callback application and the post update process.