##Ref
https://devcenter.heroku.com/articles/python
https://devcenter.heroku.com/articles/custom-domains
http://flask.pocoo.org/docs/tutorial/
##Sync with github .git/config
[remote "all"]
url = git@heroku.com:intense-plains-3420.git
url = git@github.com:DTVD/heroku.git
[remote "github"]
url = git@github.com:DTVD/heroku.git
##Domain
heroku domains:clear
heroku domains:add www.vunhatminh.com
host www.vunhatminh.com
https://www.onamae.com/navi/domain.html
*.vunhatminh.com
CNAME
intense-plains-3420.herokuapp.com