Don't crash on missing Play Services.

app/src/main/java/chat/rocket/android/main/presentation/MainPresenter.kt

@@ -144,7 +144,8 @@ class MainPresenter @Inject constructor(
 
     suspend fun refreshToken(token: String?) {
         token?.let {
-            client.registerPushToken(it, getAccountsInteractor.get(), factory)
+            localRepository.save(LocalRepository.KEY_PUSH_TOKEN, token)
+            client.registerPushToken(token, getAccountsInteractor.get(), factory)
         }
     }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/main/ui/MainActivity.kt

@@ -49,9 +49,13 @@ class MainActivity : AppCompatActivity(), MainView, HasActivityInjector, HasSupp
         setContentView(R.layout.activity_main)
 
         launch(CommonPool) {
+            try {
                 val token = InstanceID.getInstance(this@MainActivity).getToken(getString(R.string.gcm_sender_id), GoogleCloudMessaging.INSTANCE_ID_SCOPE, null)
                 Timber.d("GCM token: $token")
                 presenter.refreshToken(token)
+            } catch (ex: Exception) {
+                Timber.d(ex, "Missing play services...")
+            }
         }
 
         presenter.connect()