Added hook_user_login() to springboard_cookie.module to tag the client with user email and uid upon login.
Added hook_fundraiser_donation_post_submit() to springboard_cookie.module to tag client with email and uid from a donation submission.
Added last_login timestamp to springboard_cookie_user_login()'s data for the cookie.
Added a Webform User-enabled webform submit handler to springboard_cookie.module that tags submitted email and uid to the client cookie.