Merge pull request #1425 from pandamicro/NPM

Feature #3541: Beautify index.html with css
issue #3541 : Pretty for test case. Fix some bugs for ccaudio test cases.
Merge pull request #1426 from SmallAiTT/iss3541_4_testCase

issue #3541 : Pretty for test case. Fix some bugs for ccaudio test cases...
issue #3541 : Change assert to assets
Merge branch 'NPM' of https://github.com/cocos2d/cocos2d-html5 into iss3541_4_testCase
issue #3541 : Change assert to assets
Merge pull request #1429 from SmallAiTT/iss3541_4_testCase

issue #3541 : Change assert to assets
Improved test index page for switching modules
Merge branch 'NPM' of https://github.com/cocos2d/cocos2d-html5 into NPM

Conflicts:
	node_modules/ccaccelerometer/index.html
	node_modules/ccactions/assert/index.css
	node_modules/ccactions/index.html
	node_modules/ccactions3d/assert/index.css
	node_modules/ccactions3d/index.html
	node_modules/ccaudio/assert/index.css
	node_modules/ccaudio/index.html
	node_modules/ccbox2d/assert/index.css
	node_modules/ccbox2d/index.html
	node_modules/ccchipmunk/assert/index.css
	node_modules/ccchipmunk/index.html
	node_modules/cccliping/assert/index.css
	node_modules/cccliping/index.html
	node_modules/cccompress/assert/index.css
	node_modules/cccompress/index.html
	node_modules/cceditbox/assert/index.css
	node_modules/cceditbox/index.html
	node_modules/cceffects/assert/index.css
	node_modules/cceffects/index.html
	node_modules/ccgui/assert/index.css
	node_modules/ccgui/index.html
	node_modules/cckazmath/assert/index.css
	node_modules/cckazmath/index.html
	node_modules/cckeyboard/assert/index.css
	node_modules/cckeyboard/index.html
	node_modules/cclabel/assert/index.css
	node_modules/cclabel/index.html
	node_modules/ccmenu/assert/index.css
	node_modules/ccmenu/index.html
	node_modules/ccmotionstreak/assert/index.css
	node_modules/ccmotionstreak/index.html
	node_modules/ccparallax/assert/index.css
	node_modules/ccparallax/index.html
	node_modules/ccparticle/assert/index.css
	node_modules/ccparticle/index.html
	node_modules/ccphysics/assert/index.css
	node_modules/ccphysics/index.html
	node_modules/ccpluginx/assert/index.css
	node_modules/ccpluginx/index.html
	node_modules/ccprogress/assert/index.css
	node_modules/ccprogress/index.html
	node_modules/ccrendertexture/assert/index.css
	node_modules/ccrendertexture/index.html
	node_modules/ccshaders/assert/index.css
	node_modules/ccshaders/index.html
	node_modules/ccshapenode/assert/index.css
	node_modules/ccshapenode/index.html
	node_modules/cctextinput/assert/index.css
	node_modules/cctextinput/index.html
	node_modules/cctilemap/assert/index.css
	node_modules/cctilemap/index.html
	node_modules/cctouch/assert/index.css
	node_modules/cctouch/index.html
	node_modules/cctransitions/assert/index.css
	node_modules/cctransitions/index.html
	node_modules/cocos2d-html5/assert/index.css
	node_modules/cocos2d-html5/index.html
	node_modules/cocosbuilder/assert/index.css
	node_modules/cocosbuilder/index.html
	node_modules/cocostudio/assert/index.css
	node_modules/cocostudio/index.html
	tools/npm-helper/template/test/assert/index.css
	tools/npm-helper/template/test/index.html