Fixed out_of_range exception crashing server when http version is a very large number

server_http.hpp

@@ -762,12 +762,20 @@ namespace SimpleWeb {
                 return;
               }
             }
+
+            try {
               if(std::stof(response->session->request->http_version) >= 1.1) {
                 auto new_session = std::make_shared<Session>(this->config.max_request_streambuf_size, response->session->connection);
                 this->read(new_session);
                 return;
               }
             }
+            catch(const std::out_of_range &out) {
+              std::cout << "HTTP version invalid. Value of number too high." << std::endl;
+            }
+          }
+
+
           else if(this->on_error)
             this->on_error(response->session->request, ec);
         });