[VOL-4381] Fix missing device unlock in the core when invoking
some image request. Also fixes a unit test issue.

Change-Id: I8afa4b4cb641509340e912d4f14ea93815135f71
diff --git a/VERSION b/VERSION
index 4a36342..05d78bc 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.0
+3.0.1-dev