Merge pull request #1 from ratajczak/master

Add GetRevision
Remove composer.lock file. Not required in the repo
Add composer.lock and .idea to gitignore
Correct typo in README
Rename library according to composer guidelines with Vendor as prefix
Fix behat test
Add CKAN API Key header is specified.
Ignore composer.phar
Update service.json
Update service.json - remove 'api' prefix from URIs
Update service.json - remove 'api' prefix from URIs