security: Move KeyChain to security::v1 namespace and deprecated it

Change-Id: Ic4b6915ca15998a83b410f3f8fac027f797ee7ca
Refs: #3098
diff --git a/src/util/dummy-client-face.cpp b/src/util/dummy-client-face.cpp
index 14a7631..f84d997 100644
--- a/src/util/dummy-client-face.cpp
+++ b/src/util/dummy-client-face.cpp
@@ -86,13 +86,13 @@
 
 DummyClientFace::DummyClientFace(const Options& options/* = DummyClientFace::DEFAULT_OPTIONS*/)
   : Face(make_shared<DummyClientFace::Transport>())
-  , m_internalKeyChain(new KeyChain)
+  , m_internalKeyChain(new security::v1::KeyChain)
   , m_keyChain(*m_internalKeyChain)
 {
   this->construct(options);
 }
 
-DummyClientFace::DummyClientFace(KeyChain& keyChain,
+DummyClientFace::DummyClientFace(security::v1::KeyChain& keyChain,
                                  const Options& options/* = DummyClientFace::DEFAULT_OPTIONS*/)
   : Face(make_shared<DummyClientFace::Transport>(), keyChain)
   , m_keyChain(keyChain)
@@ -103,13 +103,13 @@
 DummyClientFace::DummyClientFace(boost::asio::io_service& ioService,
                                  const Options& options/* = DummyClientFace::DEFAULT_OPTIONS*/)
   : Face(make_shared<DummyClientFace::Transport>(), ioService)
-  , m_internalKeyChain(new KeyChain)
+  , m_internalKeyChain(new security::v1::KeyChain)
   , m_keyChain(*m_internalKeyChain)
 {
   this->construct(options);
 }
 
-DummyClientFace::DummyClientFace(boost::asio::io_service& ioService, KeyChain& keyChain,
+DummyClientFace::DummyClientFace(boost::asio::io_service& ioService, security::v1::KeyChain& keyChain,
                                  const Options& options/* = DummyClientFace::DEFAULT_OPTIONS*/)
   : Face(make_shared<DummyClientFace::Transport>(), ioService, keyChain)
   , m_keyChain(keyChain)