Adding feature file generation via Bazel

Change-Id: Ifa9cdf01c3129e5cd6cb7b8f4aee956eef9055f8
diff --git a/tools/build/bazel/BUILD b/tools/build/bazel/BUILD
index 6c4e6ec..faaf6bc 100644
--- a/tools/build/bazel/BUILD
+++ b/tools/build/bazel/BUILD
@@ -6,21 +6,21 @@
 )
 
 py_binary(
-    name = "onos-app-oar",
+    name = "onos_app_oar",
     srcs = ["onos_oar.py"],
     main = "onos_oar.py",
     visibility = ["//visibility:public"],
 )
 
 py_binary(
-    name = "onos-stage",
+    name = "onos_stage",
     srcs = ["onos_stage.py"],
     main = "onos_stage.py",
     visibility = ["//visibility:public"],
 )
 
 py_binary(
-    name = "onos-feature",
+    name = "onos_feature",
     srcs = ["onos_feature.py"],
     main = "onos_feature.py",
     visibility = ["//visibility:public"],