pep8
Added packaging.
Simplified installation:
* virtualenv creation is now part of *make init* command
* added a *make run* command that activate the virtualenv and then start foreman
Use envvar to deal with virtualenv and foreman/Procfile.
Typo
Fixed formating issue by enforcing api server port to integer.
Reverted venv envvar as asked.
Merge pull request #6 from zyegfryed/master

Added packaging
apiserver over https