core: move common.hpp to core/

Headers in core/ are now included as `#include "core/*.hpp"`.
This allows NFD to rely less on include paths when used as a submodule in
another codebase, such as ndnSIM and NFD-Android.

refs #3127

Change-Id: Ia38f3c97427e17ff7b5401281f1fe875b5d5313e
diff --git a/daemon/table/cs-entry.hpp b/daemon/table/cs-entry.hpp
index fe7846c..68289cf 100644
--- a/daemon/table/cs-entry.hpp
+++ b/daemon/table/cs-entry.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2016,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_CS_ENTRY_HPP
 #define NFD_DAEMON_TABLE_CS_ENTRY_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 
 namespace nfd {
 namespace cs {
diff --git a/daemon/table/cs-internal.hpp b/daemon/table/cs-internal.hpp
index 3f22bcd..acf9f52 100644
--- a/daemon/table/cs-internal.hpp
+++ b/daemon/table/cs-internal.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2016,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -30,7 +30,7 @@
 #ifndef NFD_DAEMON_TABLE_CS_INTERNAL_HPP
 #define NFD_DAEMON_TABLE_CS_INTERNAL_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 
 namespace nfd {
 namespace cs {
diff --git a/daemon/table/cs-policy-lru.hpp b/daemon/table/cs-policy-lru.hpp
index 81f65bb..2cef234 100644
--- a/daemon/table/cs-policy-lru.hpp
+++ b/daemon/table/cs-policy-lru.hpp
@@ -27,7 +27,7 @@
 #define NFD_DAEMON_TABLE_CS_POLICY_LRU_HPP
 
 #include "cs-policy.hpp"
-#include "common.hpp"
+#include "core/common.hpp"
 
 #include <boost/multi_index_container.hpp>
 #include <boost/multi_index/sequenced_index.hpp>
@@ -103,4 +103,4 @@
 } // namespace cs
 } // namespace nfd
 
-#endif // NFD_DAEMON_TABLE_CS_POLICY_LRU_HPP
\ No newline at end of file
+#endif // NFD_DAEMON_TABLE_CS_POLICY_LRU_HPP
diff --git a/daemon/table/cs-policy-priority-fifo.hpp b/daemon/table/cs-policy-priority-fifo.hpp
index c453990..436afd9 100644
--- a/daemon/table/cs-policy-priority-fifo.hpp
+++ b/daemon/table/cs-policy-priority-fifo.hpp
@@ -27,7 +27,6 @@
 #define NFD_DAEMON_TABLE_CS_POLICY_FIFO_HPP
 
 #include "cs-policy.hpp"
-#include "common.hpp"
 #include "core/scheduler.hpp"
 
 namespace nfd {
diff --git a/daemon/table/dead-nonce-list.hpp b/daemon/table/dead-nonce-list.hpp
index 1c7f7cc..050da35 100644
--- a/daemon/table/dead-nonce-list.hpp
+++ b/daemon/table/dead-nonce-list.hpp
@@ -1,12 +1,12 @@
 /* -*- 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,
- *                      The University of Memphis
+ * Copyright (c) 2014-2016,  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,
+ *                           The University of Memphis.
  *
  * This file is part of NFD (Named Data Networking Forwarding Daemon).
  * See AUTHORS.md for complete list of NFD authors and contributors.
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_DEAD_NONCE_LIST_HPP
 #define NFD_DAEMON_TABLE_DEAD_NONCE_LIST_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 #include <boost/multi_index_container.hpp>
 #include <boost/multi_index/sequenced_index.hpp>
 #include <boost/multi_index/hashed_index.hpp>
diff --git a/daemon/table/fib-nexthop.hpp b/daemon/table/fib-nexthop.hpp
index c8c006e..83b774f 100644
--- a/daemon/table/fib-nexthop.hpp
+++ b/daemon/table/fib-nexthop.hpp
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_FIB_NEXTHOP_HPP
 #define NFD_DAEMON_TABLE_FIB_NEXTHOP_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 #include "face/face.hpp"
 
 namespace nfd {
diff --git a/daemon/table/measurements-entry.hpp b/daemon/table/measurements-entry.hpp
index 933baef..c0ec0f2 100644
--- a/daemon/table/measurements-entry.hpp
+++ b/daemon/table/measurements-entry.hpp
@@ -26,7 +26,6 @@
 #ifndef NFD_DAEMON_TABLE_MEASUREMENTS_ENTRY_HPP
 #define NFD_DAEMON_TABLE_MEASUREMENTS_ENTRY_HPP
 
-#include "common.hpp"
 #include "strategy-info-host.hpp"
 #include "core/scheduler.hpp"
 
diff --git a/daemon/table/name-tree-entry.hpp b/daemon/table/name-tree-entry.hpp
index 23acdd0..4d7ad0c 100644
--- a/daemon/table/name-tree-entry.hpp
+++ b/daemon/table/name-tree-entry.hpp
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_NAME_TREE_ENTRY_HPP
 #define NFD_DAEMON_TABLE_NAME_TREE_ENTRY_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 #include "table/fib-entry.hpp"
 #include "table/pit-entry.hpp"
 #include "table/measurements-entry.hpp"
diff --git a/daemon/table/name-tree.hpp b/daemon/table/name-tree.hpp
index 460e497..fa20034 100644
--- a/daemon/table/name-tree.hpp
+++ b/daemon/table/name-tree.hpp
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_NAME_TREE_HPP
 #define NFD_DAEMON_TABLE_NAME_TREE_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 #include "name-tree-entry.hpp"
 
 namespace nfd {
diff --git a/daemon/table/network-region-table.hpp b/daemon/table/network-region-table.hpp
index 2a423a7..663d2f5 100644
--- a/daemon/table/network-region-table.hpp
+++ b/daemon/table/network-region-table.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2016,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_NETWORK_REGION_TABLE_HPP
 #define NFD_DAEMON_TABLE_NETWORK_REGION_TABLE_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 
 namespace nfd {
 
diff --git a/daemon/table/strategy-choice-entry.hpp b/daemon/table/strategy-choice-entry.hpp
index e02a5ab..3a21731 100644
--- a/daemon/table/strategy-choice-entry.hpp
+++ b/daemon/table/strategy-choice-entry.hpp
@@ -26,7 +26,7 @@
 #ifndef NFD_DAEMON_TABLE_STRATEGY_CHOICE_ENTRY_HPP
 #define NFD_DAEMON_TABLE_STRATEGY_CHOICE_ENTRY_HPP
 
-#include "common.hpp"
+#include "core/common.hpp"
 
 namespace nfd {