[moment-timezone] Add support for "moment-timezone/moment-timezone" import

types/moment-timezone/index.d.ts

@@ -3,6 +3,7 @@
 // Definitions by: Michel Salib <https://github.com/michelsalib>
 //                 Alan Brazil Lins <https://github.com/alanblins>
 //                 Agustin Carrasco <https://github.com/asermax>
+//                 Borys Kupar <https://github.com/borys-kupar>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 import moment = require('moment');

types/moment-timezone/moment-timezone.d.ts

@@ -0,0 +1,3 @@
+import moment = require('moment');
+
+export = moment;