Make change and version bump to OPM6.171019.030.E1

Change-Id: I19561e0d856df84c48f366a7dea5280fb47c4011
diff --git a/core/build_id.mk b/core/build_id.mk
index 3fbfc1f..daef512 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=OPM6.171019.030
+export BUILD_ID=OPM6.171019.030.E1