Added free to kv in add_key_value_pair when just a part is taken but not the whole

praxis3/key_value_pair.c

@@ -97,6 +97,7 @@ int add_key_value_pair(key_value_pair *kv)
                     return -1;
                 }
                 strcat(iterator->value, kv->value);
+                free_key_value_pair(&kv);
                 return 0;
             }
             iterator = iterator->next;