Add default active developers into OWNERS
am: 803676525a

Change-Id: If9138c855a3737a2c18bdca7839668b028f7b96f
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..4d9907d
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1 @@
+yim@google.com