Don't fail on wrong key when getting fingerprint
Changed the default PHP version to 5.5
Updated the default PHP version in specs
Merge pull request #288 from stof/patch-1

Changed the default PHP version to 5.5
Stop CouchDB if it's not desired

This corresponds to https://github.com/travis-ci/travis-cookbooks/pull/373
Stop couch before starting services

`#stop_couchdb` is cleaner this way
Merge pull request #290 from travis-ci/ha-bug-disable-couchdb-on-start

Stop CouchDB if it's not desired