Quick-and-dirty changes to make DSpaceRestPlay with the jersey api in progress
Fix /community/:id, and add link to view the endpoint
Parsing nested subColl or subComm as actual comm/coll objects instead of ID ref.
Display community.subCollection properly
Collections have links to actual Items
Display Item and its metadata
Items have bitstreams

Can't view / retrieve bitstream yet
Provide retrieve link to view bitstream
Objects have "id" instead of "typeID"
Add Bitstream.mimeType. When displaying an item with image bitstream, render the img
Parse item.isArchived as archived
Specify the amazon ec2 server that has the REST API.