namespace: drop most boost namespaces and a few header cleanups

A few boost::asio were left around because they're very wordy otherwise.

src/test/bloom_tests.cpp

@@ -20,7 +20,6 @@
 #include <boost/tuple/tuple.hpp>
 
 using namespace std;
-using namespace boost::tuples;
 
 BOOST_AUTO_TEST_SUITE(bloom_tests)
 

src/test/script_tests.cpp

@@ -23,12 +23,6 @@
 #include <string>
 #include <vector>
 
-#include <boost/algorithm/string/classification.hpp>
-#include <boost/algorithm/string/predicate.hpp>
-#include <boost/algorithm/string/replace.hpp>
-#include <boost/algorithm/string/split.hpp>
-#include <boost/filesystem/operations.hpp>
-#include <boost/filesystem/path.hpp>
 #include <boost/foreach.hpp>
 #include <boost/test/unit_test.hpp>
 #include "json/json_spirit_reader_template.h"
@@ -37,7 +31,6 @@
 
 using namespace std;
 using namespace json_spirit;
-using namespace boost::algorithm;
 
 // Uncomment if you want to output updated JSON tests.
 // #define UPDATE_JSON_TESTS

src/test/transaction_tests.cpp

@@ -24,7 +24,6 @@
 
 using namespace std;
 using namespace json_spirit;
-using namespace boost::algorithm;
 
 // In script_tests.cpp
 extern Array read_json(const std::string& jsondata);
@@ -47,7 +46,7 @@ unsigned int ParseScriptFlags(string strFlags)
     }
     unsigned int flags = 0;
     vector<string> words;
-    split(words, strFlags, is_any_of(","));
+    boost::algorithm::split(words, strFlags, boost::algorithm::is_any_of(","));
 
     BOOST_FOREACH(string word, words)
     {