Inbox links and url points to feed (outbox) addresses.

Current:

u'links': {u'first': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/feed'},
  u'next': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/feed'},
  u'prev': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/feed'},
  u'self': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'}},
 u'objectTypes': [u'activity'],
 u'totalItems': 2,
 u'url': u'http://mediagoblin.jonash.local/api/user/kabniel/feed'}

Expected:

u'links': {u'first': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'},
  u'next': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'},
  u'prev': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'},
  u'self': {u'href': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'}},
 u'url': u'http://mediagoblin.jonash.local/api/user/kabniel/inbox'}

Typo in User model at ​https://gitorious.org/mediagoblin/mediagoblin/source/45e687fcf8873a687a890f45f85bc75fb09502c5:mediagoblin/db/models.py#L219

"oublished" should be "published"

API comment object doesnt have the 'published' attribute with the datetime when the comment was created