[weixin-app] add cloud
[weixin-app] add cloud

georgemarshall/DefinitelyTyped,mcliment/DefinitelyTyped,magny/DefinitelyTyped,AgentME/DefinitelyTyped,AgentME/DefinitelyTyped,georgemarshall/DefinitelyTyped,magny/DefinitelyTyped,dsebastien/DefinitelyTyped,markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,AgentME/DefinitelyTyped,borisyankov/DefinitelyTyped,borisyankov/DefinitelyTyped,dsebastien/DefinitelyTyped,AgentME/DefinitelyTyped