silicon 0.2 new route syntax

gistfile1.cpp

         GET / _set_person / _id[int()]
             * get_parameter(_name = string())
             * post_parameter(_city = string()) =

             [] (auto p) {
               cout << " id = " << p.id
                    << " name = " << p.name
                    << " city = " <<  p.city;
             }