code: public static BeetlTemplate wrap(org.beetl.core.Template beetlTemplate) {
  		return (null == beetlTemplate) ? null : new BeetlTemplate(beetlTemplate);
  	}
docs: 包装Beetl模板
  
  @param beetlTemplate Beetl的模板对象 {@link org.beetl.core.Template}
  @return {@link BeetlTemplate}