Update common lib

KristinaKoeva · KristinaKoeva · commit 23021802bf19 · 2016-08-01T17:06:23.000+03:00
diff --git a/lib/common b/lib/common
@@ -1 +1 @@
-Subproject commit f649a80f62b5c822dfddb5dc220ffb9e7e46fed9
+Subproject commit d4ff454c14df7fcc17f4f3855915372dd0970143
