Add karma percentage when hovering over link/comment scores
Factored out a score_triplet method
Make karma percentage label dynamically change with user votes
Remove unused module
Clarify comments
Clarify method name
Change Account.incr_karma to take arguments for both up and down changes
Remove more dead code
Allow multiple Thing._int_prop_suffixes
Store separate ups and downs in the database instead of total karma
Rename karma properties in database for index efficiency
Fix handling of the first call to incr_karma with a given (kind, sr) pair
Add a one-time script to recalculate karma and store it in new database keys
Display karma positive percentage to user in sidebar tooltip
Don't exclude old items with recent votes from 30-day karma calculations

In other words, if an item is five years old, but was voted on yesterday, the karma change still occurred recently, so it should still be treated as a recent change, regardless of the age of the underlying item.
Add percentage hover to link scores
Merge pull request #54 from johnsoft/karma-percent

Issue 319: Show + and - karma in mouseover
Don't load all votes in memory at once
Add defaults to PendingJob

To ensure that run_at and datta attributes are always accessible.

[#39587297]
Merge pull request #55 from johnsoft/karma-percent

Don't load all votes in memory at once