SEBA-555 update Dockerfile FROM lines

Change-Id: I2951cd79a9034228cf04e16f1cc92c93f2fba835
diff --git a/VERSION b/VERSION
index 75a22a2..317c8ba 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.3
+3.0.4-dev