cluster/tools: integrate kartongips as main kubecfg tool

Change-Id: If6a6c8e9c9163f0fc25adcaa8680857fdca69cd3
diff --git a/cluster/tools/BUILD b/cluster/tools/BUILD
index d26f668..141fff7 100644
--- a/cluster/tools/BUILD
+++ b/cluster/tools/BUILD
@@ -9,7 +9,7 @@
 
 copy_go_binary(
     name = "kubecfg",
-    src = "@com_github_bitnami_kubecfg//:kubecfg",
+    src = "//cluster/tools/kartongips",
     visibility = ["//visibility:public"],
 )