Fixed paths to OpenCV from vc12 to vc14

AlexeyAB

2017-01-15 e83d8e56d56978e5c2e571b8b4bf05b90a851ce0

 src/rnn.c

@@ -129,7 +129,6 @@
void train_char_rnn(char *cfgfile, char *weightfile, char *filename, int clear, int tokenized)
{
    srand(time(0));
    data_seed = time(0);
    unsigned char *text = 0;
    int *tokens = 0;
    size_t size;