Start bazel support for protobuf models and p4runtime build

Change-Id: Ib3beb70c1b401854444b106b4af3723cd40635e4
diff --git a/protocols/p4runtime/api/BUILD b/protocols/p4runtime/api/BUILD
index 50a0624..4b86e7f 100644
--- a/protocols/p4runtime/api/BUILD
+++ b/protocols/p4runtime/api/BUILD
@@ -1,14 +1,14 @@
-GRPC_VER = "1.3.1"
+GRPC_VER = "1_3_1"
 
 COMPILE_DEPS = CORE_DEPS + [
-    #    '@grpc//jar',
+    "@grpc_core_" + GRPC_VER + "//jar",
 ]
 
 TEST_DEPS = TEST + [
     "//core/api:onos-api-tests",
 ]
 
-#osgi_jar_with_tests (
-#    deps = COMPILE_DEPS,
-#    test_deps = TEST_DEPS,
-#)
+osgi_jar_with_tests (
+    deps = COMPILE_DEPS,
+    test_deps = TEST_DEPS,
+)