Deployment from sub-dir to heroku

heroku

Normal push to heroku (From https://coderwall.com/p/ssxp5q):
  
  git subtree push --prefix pythonapp heroku master
  
Initial push to heroku remote From http://stackoverflow.com/questions/13756055/git-subtree-subtree-up-to-date-but-cant-push
  git push heroku `git subtree split --prefix pythonapp master`:master --force
  
Compact history after initial deploy From http://stackoverflow.com/questions/16134975/reduce-increasing-time-to-push-a-subtree
  git subtree split --rejoin --prefix=<prefix> <commit...>