Merge pull request cpp-netlib#23 from sneves/0.13-release

fix msvc name ambiguity

Author: glynos

boost/network/protocol/http/server/impl/parsers.ipp

@@ -56,9 +56,9 @@ BOOST_NETWORK_INLINE void parse_version(
 
 BOOST_NETWORK_INLINE void parse_headers(
     std::string const& input, std::vector<request_header_narrow>& container) {
-  using namespace boost::spirit::qi;
   u8_to_u32_iterator<std::string::const_iterator> begin = input.begin(),
                                                   end = input.end();
+  using namespace boost::spirit::qi;
   typedef as<boost::spirit::traits::u32_string> as_u32_string;
   parse(begin, end,
         *(+((alnum | punct) - ':') >> lit(": ") >>