fix: export firebase modules in root

Author: patrickmichalina

src/modules/firebase/server.firebase.module.ts

@@ -2,6 +2,7 @@ import { InjectionToken, NgModule } from '@angular/core'
 import { ServerUniversalRtDbService } from './server.firebase.rtdb.service'
 import { HttpClient } from '@angular/common/http'
 import { UniversalRtDbService } from './browser.firebase.rtdb.service'
+import { AngularFireDatabase } from 'angularfire2/database'
 
 export const FIREBASE_USER_AUTH_TOKEN = new InjectionToken<string>(
   'fng.fb.svr.usr.auth'
@@ -15,7 +16,7 @@ export const FIREBASE_DATABASE_URL = new InjectionToken<string>('fng.fb.db.url')
     {
       provide: UniversalRtDbService,
       useClass: ServerUniversalRtDbService,
-      deps: [HttpClient, FIREBASE_USER_AUTH_TOKEN]
+      deps: [HttpClient, AngularFireDatabase, FIREBASE_USER_AUTH_TOKEN]
     }
   ]
 })

src/modules/index.ts

@@ -0,0 +1,16 @@
+export { WINDOW } from './util/tokens'
+
+export { IWindowService, WindowService } from './util/window/window.service'
+export { WindowServerModule } from './util/window/window-server.module'
+export { WindowBrowserModule } from './util/window/window-browser.module'
+
+export { FirebaseBrowserModule } from './firebase/browser.firebase.module'
+export {
+  FirebaseServerModule,
+  FIREBASE_USER_AUTH_TOKEN,
+  FIREBASE_DATABASE_URL
+} from './firebase/server.firebase.module'
+export {
+  ServerUniversalRtDbService
+} from './firebase/server.firebase.rtdb.service'
+export { UniversalRtDbService } from './firebase/browser.firebase.rtdb.service'