Better approach to getting bike trips

Mostly involved changing everything to startsAt/endsAt
to match the changes I made in commit c7c322d.

Sample usage:
CitiBikeApi.getBikeTrips(19816, new Date(2014, 01, 01), new Date(2014, 01, 10), console.log);
Updated Rest service to return basic properties
Merge branch 'web-api' of https://github.com/mhotan/DD2471 into web-ui

Conflicts:
	server/src/main/resources/static/index.html
Merge branch 'web-api' of https://github.com/mhotan/DD2471 into web-ui

Conflicts:
	server/src/main/resources/static/index.html