Obtain Apple TV XBMC nightly build

# Should you want the latest available nightly Apple TV xbmc build, then ...

# ssh to apple tv as user frontrow, then ...

defaults read com.teamxbmc.xbmclauncher XBMCAdditionalDownloadPlistURLs 2>/dev/null | grep --silent mirrors.xbmc.org/nightlies/osx/update_urls.plist
if [ $? -eq 1 ]; then
  defaults write com.teamxbmc.xbmclauncher XBMCAdditionalDownloadPlistURLs -array-add http://mirrors.xbmc.org/nightlies/osx/update_urls.plist
fi

# From the Apple TV User Interface, Go to the launcher menu, then choose "Settings", then choose "Downloads"
# - Obtain the appropriate xbmc download build.