Fix issue where a Job had null JobParameters.

src/org/thoughtcrime/securesms/ApplicationContext.java

@@ -265,7 +265,7 @@ public class ApplicationContext extends MultiDexApplication implements Dependenc
   private void initializePendingMessages() {
     if (TextSecurePreferences.getNeedsMessagePull(this)) {
       Log.i(TAG, "Scheduling a message fetch.");
-      ApplicationContext.getInstance(this).getJobManager().add(new PushNotificationReceiveJob());
+      ApplicationContext.getInstance(this).getJobManager().add(new PushNotificationReceiveJob(this));
       TextSecurePreferences.setNeedsMessagePull(this, false);
     }
   }

src/org/thoughtcrime/securesms/jobmanager/JobManager.java

@@ -35,7 +35,7 @@ public class JobManager {
       JobParameters jobParameters = job.getJobParameters();
 
       if (jobParameters == null) {
-        throw new IllegalStateException("Jobs must have JobParameters at this stage.");
+        throw new IllegalStateException("Jobs must have JobParameters at this stage. (" + job.getClass().getSimpleName() + ")");
       }
 
       Data.Builder dataBuilder = new Data.Builder().putInt(Job.KEY_RETRY_COUNT, jobParameters.getRetryCount())