Update tag in docker-osx download URL

docs/install.md

@@ -8,7 +8,7 @@ Installing Fig
 
 First, install Docker version 0.10.0. If you're on OS X, you can use [docker-osx](https://github.com/noplay/docker-osx):
 
-    $ curl https://raw.githubusercontent.com/noplay/docker-osx/0.10.0/docker-osx > /usr/local/bin/docker-osx
+    $ curl https://raw.githubusercontent.com/noplay/docker-osx/0.10.0-1/docker-osx > /usr/local/bin/docker-osx
     $ chmod +x /usr/local/bin/docker-osx
     $ docker-osx shell