Make Username default focus on login

Password was always the default textbox, which is terrible.
Fixes to enable profile page display

* Only display valid fields
* Do not load Recent Edits on User Profile

OTM2 API does not currently support non-instance lists of user
edits so we are skipping this feature presently.
Merge pull request #11 from OpenTreeMap/topic/api-user-edits

Fix Profile page