Fix receiver program.

src/receiver.c

@@ -27,25 +27,22 @@ int main(int argc, char* const argv[]) {
 
     sock = PrrtSocket_create(port, false);
     check(sock != NULL, "Could not create socket.");
-    printf("SOCK: %d\n", sock->receiveDataThread);
 
     int i = 1;
     while(keepRunning) {
         unsigned char buffer[MAX_PAYLOAD_LENGTH];
-        debug("about to recv");
         int n = PrrtSocket_recv(sock, buffer);
-        debug("Done receiving");
         if(n < 0 ) {
-            printf("n<0\n");
             continue;
         }
         buffer[n] = '\0';
-        printf("[B (n: %3d, i: %3d)] %s", n, i, buffer);
+        //printf("[B (n: %3d, i: %3d)] %s", n, i, buffer);
         i++;
         usleep(1);
     }
 
     PrrtSocket_close(sock);
+    free(sock);
 
     pthread_exit(NULL);