Remove duplicates

update_repo.sh

@@ -5,6 +5,7 @@ cd $SOURCE_PATH
 mkdir -p $SOURCE_PATH/repo/
 while true; do
   s3cmd sync $APP $SOURCE_PATH/repo/
+  rm -rf $SOURCE_PATH/repo/*-latest.apk
   fdroid update && fdroid server update
   sleep $UPDATE_WAIT
 done