Merge pull request #8574 from natural-law/v3

Update the reference of submodule cocos2d-console.
delete tip when reload file is empty(it's normal)
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3
Merge pull request #8576 from cocoscodeide/v3

delete tip when reload file is empty(it's normal)