Refactor PCE and PCEP test adapters to remove redundant classes

Change-Id: I407c3dcd42588c03ba7f5c438d0bf61409d64d69
diff --git a/apps/pce/app/BUCK b/apps/pce/app/BUCK
index 7637aaf..7f3869f 100644
--- a/apps/pce/app/BUCK
+++ b/apps/pce/app/BUCK
@@ -18,6 +18,7 @@
 
 TEST_DEPS = [
     '//lib:TEST_REST',
+    '//incubator/api:onos-incubator-api-tests',
 ]
 
 osgi_jar_with_tests (