FPII-2015: Fairphone Updater update checks should not be prominently visual, but hidden in the background

Don't show the updater.zip download in the UI.

Change-Id: I47e76297a50e49668cef69546adcb3d4d79689c2
diff --git a/app/src/main/java/com/fairphone/updater/UpdaterService.java b/app/src/main/java/com/fairphone/updater/UpdaterService.java
index 3c88232..052e2ca 100644
--- a/app/src/main/java/com/fairphone/updater/UpdaterService.java
+++ b/app/src/main/java/com/fairphone/updater/UpdaterService.java
@@ -243,6 +243,7 @@
         String downloadLink = getConfigDownloadLink(getApplicationContext());
         // set the download for the latest version on the download manager
         Request request = createDownloadRequest(downloadLink, resources.getString(R.string.configFilename) + resources.getString(R.string.config_zip));
+        request.setNotificationVisibility(Request.VISIBILITY_HIDDEN);
 
         if (request != null && mDownloadManager != null)
         {