add the cmd out

src/copyright/cmdOut.js

  * @Author : Caven Chen
  */
 
-// eslint-disable-next-line no-console
-console.clear()
-
 // eslint-disable-next-line no-console
 console.log(
   `%c \n DC-SDK \n  %c \n 用数字描绘世界之美  %c \n

src/copyright/header.js

  * limitations under the License.
  *
  * Portions licensed separately.
- * See https://github.com/dvgis/dc-sdk/blob/master/LICENSE.MD for full licensing details.
+ * See https://github.com/dvt3d/dc-sdk/blob/master/LICENSE.MD for full licensing details.
  */

src/modules/viewer/Viewer.js

 
 class Viewer {
   constructor(container, options = {}) {
+    __cmdOut && __cmdOut()
     if (
       !container ||
       (typeof container === 'string' && !document.getElementById(container))