Merge pull request #51 from INFN-Catania/master

Created an user for the IdP
Added Gitter badge
Merge pull request #52 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md
Update README.md
Update README.md
Update README.md
Create CONTRIBUTING.md
Update CONTRIBUTING.md
Update README.md
starting work in dev
Merge branch 'master' of github.com:AAROC/DevOps
Role for IDPPublic almost working