Handle updated apks

update_repo.sh

@@ -5,8 +5,9 @@ cd $SOURCE_PATH
 mkdir -p $SOURCE_PATH/repo/
 while true; do
   cd $SOURCE_PATH/repo/
+  rm -rf *.apk
   for app in $APPS; do
-    s3cmd get --recursive $app .
+    s3cmd sync $app .
     rm -rf *-latest.apk
   done
   cd $SOURCE_PATH