merge in master-release history after reset to 6772438d9250c23783a119e405f402e1f2b8d36f
diff --git a/core/build_id.mk b/core/build_id.mk
index 1b572cd..221a2f3 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,6 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=AAV48
+BUILD_ID := MASTER
+
+DISPLAY_BUILD_NUMBER := true