added models, crypto, and constants services

src/models/request/deviceTokenRequest.ts

@@ -0,0 +1,10 @@
+class DeviceTokenRequest {
+    pushToken: string;
+
+    constructor() {
+        this.pushToken = null;
+    }
+}
+
+export { DeviceTokenRequest };
+(window as any).DeviceTokenRequest = DeviceTokenRequest;