Avoid boost include order issue on windows:

http://stackoverflow.com/questions/9750344/boostasio-winsock-and-winsock-2-compatibility-issue
http://stackoverflow.com/questions/9750344/boostasio-winsock-and-winsock-2-compatibility-issue/16288859#16288859

Make sure boost/asio.hpp is included before windows.h.

TestHelper.h

@@ -22,6 +22,7 @@
 #pragma once
 
 #include <functional>
+#include <boost/asio.hpp>
 #include <boost/test/unit_test.hpp>
 #include "JsonSpiritHeaders.h"
 #include <libethereum/State.h>

checkRandomTest.cpp

@@ -20,6 +20,7 @@
  * Check a random test and return 0/1 for success or failure. To be used for efficiency in the random test simulation.
  */
 
+#include <boost/asio.hpp>
 #include <libdevcore/Common.h>
 #include <libdevcore/Exceptions.h>
 #include <libdevcore/Log.h>

createRandomTest.cpp

@@ -23,6 +23,7 @@
 #include <string>
 #include <iostream>
 #include <chrono>
+#include <boost/asio.hpp>
 #include <boost/random.hpp>
 #include <boost/filesystem/path.hpp>
 #pragma GCC diagnostic ignored "-Wunused-parameter"

genesis.cpp

@@ -22,10 +22,14 @@
 
 #include <fstream>
 #include <random>
+
+// Make sure boost/asio.hpp is included before windows.h.
+#include <boost/asio.hpp>
+#include <boost/test/unit_test.hpp>
+
 #include "JsonSpiritHeaders.h"
 #include <libdevcore/CommonIO.h>
 #include <libethereum/CanonBlockChain.h>
-#include <boost/test/unit_test.hpp>
 #include "TestHelper.h"
 
 using namespace std;

hexPrefix.cpp

@@ -21,11 +21,12 @@
  */
 
 #include <fstream>
+#include <boost/asio.hpp>
+#include <boost/test/unit_test.hpp>
 #include "JsonSpiritHeaders.h"
 #include <libdevcore/Log.h>
 #include <libdevcore/CommonIO.h>
 #include <libdevcrypto/TrieCommon.h>
-#include <boost/test/unit_test.hpp>
 #include "TestHelper.h"
 
 using namespace std;

net.cpp

@@ -19,6 +19,7 @@
  * @date 2014
  */
 
+#include <boost/asio.hpp>
 #include <boost/test/unit_test.hpp>
 #include <libdevcore/Worker.h>
 #include <libdevcrypto/Common.h>

rlp.cpp

@@ -22,11 +22,12 @@
 
 #include <fstream>
 #include <sstream>
+#include <boost/asio.hpp>
+#include <boost/test/unit_test.hpp>
 #include <libdevcore/Log.h>
 #include <libdevcore/RLP.h>
 #include <libdevcore/Common.h>
 #include <libdevcore/CommonIO.h>
-#include <boost/test/unit_test.hpp>
 #include <algorithm>
 #include "JsonSpiritHeaders.h"
 #include "TestHelper.h"

state.cpp

@@ -20,6 +20,7 @@
  * State test functions.
  */
 
+#include <boost/asio.hpp>
 #include <boost/filesystem/operations.hpp>
 #include <boost/test/unit_test.hpp>
 #include "JsonSpiritHeaders.h"

trie.cpp

@@ -22,12 +22,13 @@
 
 #include <fstream>
 #include <random>
+#include <boost/asio.hpp>
+#include <boost/test/unit_test.hpp>
 #include "JsonSpiritHeaders.h"
 #include <libdevcore/CommonIO.h>
 #include <libdevcrypto/TrieDB.h>
 #include "TrieHash.h"
 #include "MemTrie.h"
-#include <boost/test/unit_test.hpp>
 #include "TestHelper.h"
 
 using namespace std;

vm.cpp

@@ -21,6 +21,7 @@
  */
 
 #include <chrono>
+#include <boost/asio.hpp>
 #include <boost/filesystem.hpp>
 #include <libethereum/Executive.h>
 #include <libevm/VMFactory.h>

vm.h

@@ -25,6 +25,7 @@ along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <fstream>
 #include <cstdint>
+#include <boost/asio.hpp>
 #include <boost/test/unit_test.hpp>
 #include <json_spirit/json_spirit.h>
 #include <libdevcore/Log.h>