fix:Add the  “setZOrder” and “getZOrder”  deprecated functions of the Node class in the lua’s script and update the related test cases
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into developBugFix
Merge pull request #5141 from samuele3hu/developBugFix

fix:Add the “setZOrder” and “getZOrder” deprecated functions of the Node class in the lua’s script and update the related test cases