Publish script fix

Author: jpuri

scripts/publish.sh

@@ -12,7 +12,7 @@ git commit -am 'deploying docs'
 
 git subtree split --prefix styleguide -b gh-pages
 git push -f origin gh-pages:gh-pages
-git push -f origin gh-pages:master
+git push -f heroku gh-pages:master
 git checkout master
 git branch -D tmp-gh-pages
 git branch -D gh-pages