Problem: cannot use wildcard port with source address

Solution: fix TCP endpoint parsing to allow
tcp://127.0.0.1:*;127.0.0.1:1000

src/socket_base.cpp

@@ -853,6 +853,7 @@ int zmq::socket_base_t::connect (const char *addr_)
                 || isxdigit (*check)
                 || *check == '.' || *check == '-' || *check == ':' || *check == '%'
                 || *check == ';' || *check == '['  || *check == ']' || *check == '_'
+                || *check == '*'
             ) {
                 check++;
             }