code: public String template(String template, Map<String,Object> data)
              throws ScriptException,ScriptLimitException,SyntaxException{
          return template(null,template,data);
      }
docs: Run template
  
  @param template template text
  @param data context
  @return evaluated template
  @throws ScriptException
  @throws ScriptLimitException
  @throws SyntaxException