Change minimum TypeScript version.
Change minimum TypeScript version.

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