issue #3541 update cocostudio NPM test
Feature #3541: Add css styling to index.html template
Merge pull request #1417 from xingsenma/NPM

issue #3541 update cocostudio NPM test
Merge pull request #1419 from pandamicro/NPM

Feature #3541: Add css styling to index.html template
Merge pull request #1420 from dingpinglv/Iss3541_NPMTesting

Issue #3541: correct two mistakes for NPM testing
Issue #3541: some adjustments in tests for more user friendly.
Merge branch 'NPM' of https://github.com/cocos2d/cocos2d-html5 into Iss3541_NPMTesting