Version bump to OPD1.170815.002

Change-Id: I57c811547d992af5003181e553931210c6184f9c
diff --git a/core/build_id.mk b/core/build_id.mk
index fae660d..c9048ed 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=OPD1.170815.001
+export BUILD_ID=OPD1.170815.002