Update README.md

I needed to specify this setting as array in order to work ...
Merge pull request #133 from hw-cookbooks/feature/test-kitchen-refresh

Freshen testing
Update contribution doc to reflect current practices
update CHANGELOG.md
bump version for release
bump version for develop
Merge pull request #93 from zigomir/patch-1

Update README.md
Merge branch 'master' into develop
add support for ubuntu 14.04

Ubuntu 14.04 includes postgresql 9.3, and no longer symlinks the ssl
certificates into the postgresql data directory, so we need to set the
certificates to the snakeoil certs in /etc
add ubuntu 1404 to kithen.yml