Config change to first go through ActiveRecord config (DATABASE_URL) and then  fallback on (database.yml)
Removed votes_in_tree cache
Merge pull request #301 from kimardenmiller/refresh-rake-014050

Refresh rake 014050
Trying White Hat's suggestions
Creating Proposals list
Arrays working
Nested structure working in mailer template
Sort in place for most voted on top
hr's added to formatting
Header formatted
Readability and cleanup
Mail testing in staging working
Interceptor fixed and working
find_users_in_tree fixed to updated_at to fix bug
Cleanup
Mailer spec test fixed
Removed redundant self_and_descendants in favor of all_related_proposals
Moved new_votes to hourly
Config set for staging testing
Moved vote notify to past 10 minutes and removed interceptor on staging