fixeing connection problems..

Changelog

@@ -1,3 +1,6 @@
+2019-02-03:
+- fixed: if connection could not established we need to clear sock to -1
+
 2019-01-30:
 - Adding unix socket to the possible connections
 

tcp.cc

@@ -180,6 +180,7 @@ int TCP::Connect() {
         if (sock == -1) continue;
         if (connect(sock, rp->ai_addr, rp->ai_addrlen) != -1) break;
         close(sock);
+        sock = -1;
     }
 
     freeaddrinfo(res);