Bazel build files for protocols

Change-Id: I12a9cfe2d135d10c640a51d9b3438bcd92f8e37f
diff --git a/protocols/xmpp/pubsub/api/BUILD b/protocols/xmpp/pubsub/api/BUILD
new file mode 100644
index 0000000..599a692
--- /dev/null
+++ b/protocols/xmpp/pubsub/api/BUILD
@@ -0,0 +1,7 @@
+COMPILE_DEPS = CORE_DEPS + [
+    "@tinder_xmpp//jar",
+]
+
+osgi_jar_with_tests(
+    deps = COMPILE_DEPS,
+)