-- changes the Application Browser to ensure a target object always exists before trying to reference it

file: App Browser.livecode
[Mac:] right-click the app > "show package contents" /Contents/Tools/Plugins/
[Linux:] /opt/openxtalk/openxtalk-lite-0.9/Plugins/
[win:] C:/OpenXTalk/OpenXTalk 0.92/Plugins/
