Added datastructure for lastfm data with dataclasses LastfmData and LastfmEvent
LastfmData can now compare itself with other LastfmData objects. It will return a list with matching LastfmEvents.
Made LastfmEvent TreeSet compatible.
Changed Date to Calendar
Added json-path dependency.
Added FacebookEvent class.
Added unit test for FacebookEvent.
Added HttpClient class.
Added getUsersEvents() method.
Added EasyMock.
Added unit test for FacebookAPI.
Merge branch 'master' of github.com:ArjanO/KenIkJouNietErgensVan