split up accounts utils into general, debug, and lookup utils
added timezone lookup stuff
Merge pull request #111 from pkkup/master

split up accounts utils into general, debug, and lookup utils
added health_check view
add get_users_currently_at_local_time lookup util function
Merge pull request #112 from pkkup/master

added health_check and account lookup util
add has_card check for StripeCustomer