public static RichText rich(String format,Object... params){
  Validate.notNull(format,"Format was null");
  Validate.notNull(params,"Parameters were null. If you don't want to pass any, consider plain(String)");
  return rich(String.format(format,params));
}

public static RichText rich ( String format , Object ... params ) { Validate . notNull ( format , "Format was null" ) ; Validate . notNull ( params , "Parameters were null. If you don't want to pass any, consider plain(String)" ) ; return rich ( String . format ( format , params ) ) ; }
creates a new richtext component
