Cleanup TalksController.
Merge pull request #11 from phiggins/cleanup_talks_controller

Cleanup TalksController.
OMG WTF
blah
Added presenter to talk sort order to clump them up
Updated rack for security
security update
Remove contra code easter egg.
Don't show talks that are scheduled >= 28 days out
Upgrade Bootstrap to v2.3.0.
Update the Bootstrap JS to v2.3.0.
Upgrade Bootstrap to v2.3.1
Add suggester to suggestions model
Fix a collapse-button issue in the responsive navbar.
Include the suggester on the topic suggestion form
Merge pull request #14 from seattlerb/record-talk-suggester

Record talk suggester
STUPID MERGE
Added 'license' info to readme
Basic spam protection
http://arnklint.com/super-simple-spam-protection-in-rails
Merge pull request #19 from seattlerb/protect-from-spam

Basic spam protection