Updating reference to TheWayWeWere subreddit to be a link.

README.md

@@ -3,7 +3,7 @@
 
 **NEW!** Try out colorization here on Colab:  https://colab.research.google.com/github/mc-robinson/DeOldify/blob/master/DeOldify_colab.ipynb .  Huge thanks to Matt Robinson.
 
-Simply put, the mission of this project is to colorize and restore old images.  I'll get into the details in a bit, but first let's get to the pictures!  BTW – most of these source images originally came from the r/TheWayWeWere subreddit, so credit to them for finding such great photos.
+Simply put, the mission of this project is to colorize and restore old images.  I'll get into the details in a bit, but first let's get to the pictures!  BTW – most of these source images originally came from the [TheWayWeWere](https://www.reddit.com/r/TheWayWeWere) subreddit, so credit to them for finding such great photos.
 
 
 #### Some of many results - These are pretty typical!