make iframeResizer default export
make iframeResizer default export

"iframeResizer" is the default export of the typed library. Hence it should also be declared such.

If you try to require iframeResizer as AMD module, the function "iframeResizer" is not provided within an object but as function. Using the provided types results in an undefined propery "iframeResizer" on the "define"d object.
magny/DefinitelyTyped,georgemarshall/DefinitelyTyped,borisyankov/DefinitelyTyped,magny/DefinitelyTyped,borisyankov/DefinitelyTyped,dsebastien/DefinitelyTyped,markogresak/DefinitelyTyped,georgemarshall/DefinitelyTyped,mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped