mgmt: improved interest filter matching and bug fixes

tests/mgmt: added test fixtures to simplify unit testing

Added control response Data signing
Fixed control response payload parsing
Simplified fib-manager unit test assumptions
Expanded internal-face unit tests

refs: #1138

Change-Id: Ibe5d95ab9c42f890c0691c9040e4ae792e598974
diff --git a/daemon/mgmt/manager-base.hpp b/daemon/mgmt/manager-base.hpp
index 7308b3e..78ee38e 100644
--- a/daemon/mgmt/manager-base.hpp
+++ b/daemon/mgmt/manager-base.hpp
@@ -8,6 +8,7 @@
 #define NFD_MGMT_MANAGER_BASE_HPP
 
 #include "common.hpp"
+#include <ndn-cpp-dev/security/key-chain.hpp>
 
 namespace nfd {
 
@@ -30,6 +31,7 @@
 
 protected:
   shared_ptr<AppFace> m_face;
+   ndn::KeyChain m_keyChain;
 };