Update Readme.md

Alexey

2018-05-23 6390a5a2ab61a0bdf6f1a9a6b4a739c16b36e0d7

 src/layer.c

@@ -11,6 +11,7 @@
#endif
      return;
   }
   if (l.mask)               free(l.mask);
   if (l.cweights)           free(l.cweights);
   if (l.indexes)            free(l.indexes);
   if (l.input_layers)       free(l.input_layers);