Update examples

(cherry picked from commit 35ebdc8)

Author: ospillinger

examples/pytorch/image-classifier/README.md

@@ -99,9 +99,9 @@ url: http://***.amazonaws.com/image/classifier
 
 $ curl http://***.amazonaws.com/image/classifier \
     -X POST -H "Content-Type: application/json" \
-    -d '{"url": "https://bowwowinsurance.com.au/wp-content/uploads/2018/10/akita-700x700.jpg"}'
+    -d '{"url": "https://i.imgur.com/PzXprwl.jpg"}'
 
-"Eskimo dog"
+"hotdog"
 ```
 
 Any questions? [chat with us](https://gitter.im/cortexlabs/cortex).

examples/pytorch/text-generator/README.md

@@ -57,7 +57,7 @@ A `deployment` specifies a set of resources that are deployed together. An `api`
   predictor:
     path: predictor.py
     metadata:
-      num_words: 20  # generate 20 words per request
+      num_words: 50  # generate 50 words per request
       device: cuda  # run on GPU
   compute:
     gpu: 1