Bumping minor version with API change.
diff --git a/build.yaml b/build.yaml
index e277b60..73c923e 100644
--- a/build.yaml
+++ b/build.yaml
@@ -5,7 +5,7 @@
   '#': The public version number of the library.
   version:
     major: 0
-    minor: 11
+    minor: 12
     micro: 0
     build: 0
 filegroups: