Refactor buck external dependencies

Change-Id: Ia4b99493407eb7d4e893804cba6b944f758f085e
diff --git a/apps/tetunnel/app/BUCK b/apps/tetunnel/app/BUCK
index 7b544a3..aef55f0 100644
--- a/apps/tetunnel/app/BUCK
+++ b/apps/tetunnel/app/BUCK
@@ -1,5 +1,6 @@
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',
+    '//lib:KRYO',
     '//apps/tetopology/api:onos-apps-tetopology-api',
     '//apps/tetunnel/api:onos-apps-tetunnel-api',
     '//incubator/api:onos-incubator-api',