Only giving 0.033BTC for registered users now
Added some error checking to the exchange rates fetching functing
Altered form validation rules for add cateogry
Altered form validation rules for category admin, errors were showing up beside multiple forms because they shared similar form names
Set up form validation for the admin_edit_bitcoin page
Altered form validation rules: is_positive becomes check_is_positive for consistency
Added a form validation rule for session_timeout config value on admin panel