Merge branch 'master' into rename-repo-url

assert/assert.d.ts

@@ -7,7 +7,7 @@
 // copy from assert external module in node.d.ts
 
 declare function assert(value:any, message?:string):void;
-declare module assert {
+declare namespace assert {
     export class AssertionError implements Error {
         name:string;
         message:string;