Additional bazel build files for apps

Change-Id: If3f31139022b5657e4a7b8a33871e4eba0da286e
diff --git a/apps/layout/BUILD b/apps/layout/BUILD
new file mode 100644
index 0000000..12d33e9
--- /dev/null
+++ b/apps/layout/BUILD
@@ -0,0 +1,15 @@
+COMPILE_DEPS = CORE_DEPS + JACKSON + CLI + [
+    "//core/common:onos-core-common",
+]
+
+osgi_jar_with_tests(
+    deps = COMPILE_DEPS,
+)
+
+onos_app(
+    category = "GUI",
+    description = "Automatically lays out the network topology using roles assigned to each " +
+                  "network element via the network configuration. Supports multiple layout variants.",
+    title = "UI Auto-Layout",
+    url = "http://onosproject.org",
+)