Updated requirements for requests (1.2.3) and added requests_oauthlib
Updated CloudAmber provider
Updated park and rides provider
Updated oauth to use requests_oauthlib rather than requests.auth
Updated solr to requests 1.2.3, improved logging for solr errors
Corrected logging for Solr errors
Merge pull request #29 from ox-it/requests-update

Update to requests 1.2.3