Npe mood

Fixed the NPE in MoodFragment by connecting automatically to the device Also fixed some Android Studio warnings Closes #7 (closed) (at least for me) Further testing and feedback is appreciated

app/src/main/java/de/ccc/events/badge/card10/hatchery/AppDetailFragment.kt

@@ -22,7 +22,6 @@
 
 package de.ccc.events.badge.card10.hatchery
 
-import android.net.Uri
 import android.os.AsyncTask
 import android.os.Bundle
 import android.util.Log
@@ -69,7 +68,7 @@ class AppDetailFragment : Fragment() {
             val ctx = activity ?: throw java.lang.IllegalStateException()
 
             val loadingDialog = LoadingDialog()
-            loadingDialog.show(fragmentManager, "loading")
+            loadingDialog.show(fragmentManager!!, "loading")
 
             val errorDialog =
                 AlertDialog.Builder(ctx).setMessage(R.string.hatchery_error_generic)