Fixed behavior if missing library cudnn.lib

AlexeyAB

2017-01-16 d7a30ada7e82daf7ce5ca91acac15c1723188fc5

 src/coco.c

@@ -318,7 +318,7 @@

void test_coco(char *cfgfile, char *weightfile, char *filename, float thresh)
{
    image *alphabet = load_alphabet();
    image **alphabet = load_alphabet();
    network net = parse_network_cfg(cfgfile);
    if(weightfile){
        load_weights(&net, weightfile);