Make change and version bump to OPM2.171019.010

Change-Id: Ie6e2cd7362d55e39140c4548ce6e8b5f6627e09b
diff --git a/core/build_id.mk b/core/build_id.mk
index d52f140..a03af80 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=OPM1.171019.010
+export BUILD_ID=OPM2.171019.010