to choose if we want to deploy the given default_sr or not at the first run

instead of a recipe

(in order to kick the recipe)

Slaprunner SR: Set resiliency-backup-periodicity parameter so that periodicity is done every  minute.

Also add slapos.cookbook to the list of eggs;

- Add patch to cloud9 to fix path used by polling request
- Add a node js simple http proxy to globaly access cloud9
- Add a frontend request to provide ipv4 access to cloud9
- Update nginx

Nginx is set in front of cloud9 running in local with https to secure its access

development profile
software (production) profile
common (not pinned) profile.