User Instance
GET /api/users/265/?format=api
{
"username": "Frawni",
"gravatar": "//www.gravatar.com/avatar/e4cadb59ed7f8a56e8e535606059099e?d=wavatar",
"has_key": false
}GET /api/users/265/?format=api
{
"username": "Frawni",
"gravatar": "//www.gravatar.com/avatar/e4cadb59ed7f8a56e8e535606059099e?d=wavatar",
"has_key": false
}