cm: enable hidden storage manager

Change-Id: I18ac1f27d73837e08d25f441543faf30cc58f8ee
Signed-off-by: Joey Rizzoli <joey@cyanogenmoditalia.it>
diff --git a/config/common.mk b/config/common.mk
index 71865d3..0c1160e 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -243,6 +243,10 @@
     media.sf.omx-plugin=libffmpeg_omx.so \
     media.sf.extractor-plugin=libffmpeg_extractor.so
 
+# Storage manager
+PRODUCT_PROPERTY_OVERRIDES += \
+    ro.storage_manager.enabled=true
+
 # Telephony
 PRODUCT_PACKAGES += \
     telephony-ext