Merge pull request #5 from OpenTransport/development

removed URI strategy: conflicts with the specification.md
Change object_type to collection in url

There was a mistake, we want collection to be the plurial of object type.
Update specifications.md
Added the first version of the Belgian stations
Merge pull request #6 from l-vincent-l/patch-2

Change object_type to collection in url
added a dbpedia sparql resultset of belgian railway station
Merge branch 'data-belgium' of github.com:OpenTransport/Stations into development
Merge branch 'master' of github.com:OpenTransport/Stations into development