Merge pull request #16 from jmoses/master

tweet tweek
Change Bitcoin to weighted mean
Add ability to hide URL failures
Pay out player blackjack if dealer has 21 but is not blackjack
Scaffold UserAlias
Add WB_DATABASE_DEBUG environment variable to show database commands, provide autoincrement keyword to SQLite, fix bug where primary key would be deleted from columns during make_table
Reasonably working UserAlias table
Add related_users to get everything related to a string
Admin can now alias users
Seen is now alias aware
Karma is now alias aware
KarmaHistory now alias-aware
Allow admin to convert karma
Allow admin to convert karma
Fix wrong string interpolation
Fix "x hates/likes what"
Added support for basic auth.
Merge pull request #18 from jerelthompson/master

Added support for basic auth.
Get rid of trailing , or : when quoting a user, improve config-less quote
Add Bitcoin, Jabber to Task-whatbot