Make change and version bump to OPR4.170808.002

Change-Id: Ie242c5aed86bd35ee9f006797c4ca6d94d0061ac
diff --git a/core/build_id.mk b/core/build_id.mk
index fb543ab..8556647 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=OPR4.170808.001
+export BUILD_ID=OPR4.170808.002