Merge changes I4c369222,I8a8ad4b3 into android-4.4

* changes:
  Enable UMS mounting of storage drives
  Set listener properties for UMS mount/unmount
diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index 38584a9..a58900c 100644
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -1470,9 +1470,8 @@
 			if (dat->Mount(false) && TWFunc::Path_Exists("/data/media/0")) {
 				dat->Storage_Path = "/data/media/0";
 				dat->Symlink_Path = dat->Storage_Path;
-				DataManager::SetValue(TW_INTERNAL_PATH, "/data/media/0");
+				DataManager::SetValue("tw_storage_path", "/data/media/0");
 				dat->UnMount(false);
-				DataManager::SetBackupFolder();
 				Output_Partition(dat);
 			}
 #endif