Added .npmignore to remove precompiled node.js binaries
Added .npmignore to remove precompiled node.js binaries

synaptek/cocos2d-javascript,ryanwilliams/cocos2d-javascript,ryanwilliams/cocos2d-javascript,synaptek/cocos2d-javascript,synaptek/cocos2d-javascript,fkiller/cocos2d-javascript,ryanwilliams/cocos2d-javascript,ryanwilliams/cocos2d-javascript,fkiller/cocos2d-javascript,synaptek/cocos2d-javascript,synaptek/cocos2d-javascript,ryanwilliams/cocos2d-javascript,fkiller/cocos2d-javascript