cm: Integrate jenkins-generated files if present

Let's bundle the build manifest...

Change-Id: Ie40c40a74c6d923031a76a0a8f4f4b552aeb15c9
diff --git a/config/common.mk b/config/common.mk
index e14995c..56cd33d 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -216,3 +216,6 @@
 PRODUCT_PROPERTY_OVERRIDES += \
   ro.cm.version=$(CM_VERSION) \
   ro.modversion=$(CM_VERSION)
+
+
+-include $(WORKSPACE)/hudson/image-auto-bits.mk