code: public static SiteSwitcherHandler mDot(String serverName, Boolean tabletIsMobile) {
  		return standard(serverName, "m." + serverName, "." + serverName, tabletIsMobile);
  	}
docs: Creates a site switcher that redirects to a <code>m.</code> domain for normal site requests that either
  originate from a mobile device or indicate a mobile site preference.
  Uses a {@link CookieSitePreferenceRepository} that saves a cookie that is shared between the two domains.