dellis: adding xp boot
dellis: use a launch script not assumed to be in the gold image
dellis: adding selenium stuff here - so golds dont need it
dellis: fix removing startmenu stuff issues
dellis: renamed seleniumx
dellis: adding xpgold image creation to provisioning-tools
dellis: remove hardcoded stuff
dellis: allow number of cpus to be overridden, defaults to 1
dellis: put together selenium builds
dellis: hardcode selenium hub port