Add fake module for date/types

Author: rvsia

tsconfig.json

@@ -18,7 +18,7 @@
         "*" : ["./node_modules/@types/*", "*"],
     }
   },
-  "include": ["./packages/**/dist/cjs/index.d.ts"],
+  "include": ["./packages/**/dist/cjs/index.d.ts", "typings.d.ts"],
   "exclude": [
     "node_modules",
     "./node_modules",

typings.d.ts

@@ -0,0 +1,5 @@
+declare module '@date-io/type' {
+    import { Moment } from 'moment';
+
+    export type DateType = Moment | Date;
+}