small HTML fix (<p> can't contain <form>)
create UserInfo class
extract type (single or team) of elsewhere accounts
add var name alias to fix included template sign-in-using-to-give.html

https://github.com/gittip/www.gittip.com/pull/1369#issuecomment-35524493
replace parse_user_info() by api_parser()
minor changes (move some code, add some comments)
add support for API response pagination
small CSS fix
more informative exception
create get_team_members() method
bring back display of elsewhere team members