better time elapsed estimate
Refactor assignment logic into class

We're also decoupling the assigning and sending of issues. We're accomplishing this by adding a "delivered" flag on an assigned issue.
more efficient SQL query
cleanup
Throttle emails

If a user hasn't clicked on an email in the last 3 days, we drop them down to twice a week. If they haven't clicked in 14 days, we go to once a week.
fix tests
Merge pull request #263 from codetriage/schneems/dynamic-send

Refactor assignment logic into class
Bump rails to 4.1.2RC1
Replace :full_name with *full_name
Comment out page_entries_into

Reference - https://github.com/mislav/will_paginate/issues/382
Bump capybara
Bump to Rails 4.1.2.rc2
Bump to Rails 4.1.2