Add supervisord exporter
Add 'n' to writeout.foreman's conf
Scope the 'i' variable in export's foreman_app_n loop
Correctly export supervisord group file
Escape supervisord envs values
Fix an error when escaping numbers..
Do not set a default cwd to '.'
Add test files for supervisord templates.
Expand tabs to spaces
Add informations on supervisord export to README.md
Merge #43 branch 'tymate:feature/supervisord'
Update supervisord export instructions
Allow overriding supervisord templates