Merge branch 'patch-1' into 'master'

Correct a typo and update docker exec.

See merge request !2

docker/README.md

@@ -29,15 +29,15 @@ Open [dtw.local](http://dtw.local/). If you get 403 or "connection was reset" th
 
 ### Restart instance
 ```
-docker start dtw
+docker restart dtw
 ```
 
 ### Stop instance
 ```
-docker start dtw
+docker stop dtw
 ```
 
 ### Drop into running instance
 ```
-docker exec -t -i dtw /bin/bash
+docker exec -it dtw bash
 ```
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