DOC Check out latest release tag before building docs.

Author: twiecki

build_and_deploy_docs.sh

@@ -1,5 +1,8 @@
 #!/bin/sh
 
+latesttag=$(git describe --tags `git rev-list --tags --max-count=1`)
+echo checking out ${latesttag}
+git checkout ${latesttag}
 pushd docs/source
 make html
 ghp-import -c docs.pymc.io -n -p _build/html/