*addon - script.xbmcbackup
 *version - 0.4.3
 *url - git://github.com/robweber/xbmcbackup.git
 *revision - d28596728bd5228eb5b3692497eb02101acacb57
 *branch - master
 *xbmc version - frodo, gotham

added license tag

added error message when remote directory is left blank