src: Reorganizing source code in preparation to merge NRD code

Note that as of this commit, there are several changes in location of
compiled binaries in `build/` folder:

* `nfd` has been moved to `build/bin/nfd`
* `unit-tests` has been split into `unit-tests-core` and `unit-tests-daemon`

Change-Id: I2c830c117879edbaa5457d6423c13f0273285919
Refs: #1486
diff --git a/tests/global-configuration.cpp b/tests/global-configuration.cpp
new file mode 100644
index 0000000..2b4ce9d
--- /dev/null
+++ b/tests/global-configuration.cpp
@@ -0,0 +1,53 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014  Regents of the University of California,
+ *                     Arizona Board of Regents,
+ *                     Colorado State University,
+ *                     University Pierre & Marie Curie, Sorbonne University,
+ *                     Washington University in St. Louis,
+ *                     Beijing Institute of Technology
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+#include "test-common.hpp"
+#include "core/logger.hpp"
+#include "core/config-file.hpp"
+
+#include <boost/filesystem.hpp>
+
+namespace nfd {
+namespace tests {
+
+class GlobalConfigurationFixture
+{
+public:
+  GlobalConfigurationFixture()
+  {
+    const std::string filename = "unit-tests.conf";
+    if (boost::filesystem::exists(filename))
+      {
+        ConfigFile config;
+        LoggerFactory::getInstance().setConfigFile(config);
+
+        config.parse(filename, false);
+      }
+  }
+};
+
+BOOST_GLOBAL_FIXTURE(GlobalConfigurationFixture)
+
+} // namespace tests
+} // namespace nfd