Update rvmrc and bump ruby version to p194
Upgrade to rails 3.2.8
Cleanup unicorn config

Preparing for zero-downtime deploys
First stage of conversion to Mina

Removing whiskey_disk and going with mina for future deployments

XXX: Still need to iron out the foreman tasks
Replace hoptoad with crashlog
Update gem versions
Add magical unicorn script for runit
Provide foreman for production unicorn management
Remove hoptoad exception call

This needs to be revisited in another refactor
Make comics rake task a little more verbose
Upgrade devise to 2.1.2
Update pg gem to 0.14.1
Upgrade decent_exposure

Small refactor that exposed (no pun intended) some coupling with the
comics and subscriptions controllers
Update rspec-rails
Include devise helpers for controller specs
Small re-factor of pages controller
Re-factor comic scraping methods
Refactor xpath validator
Refactor: Extract ComicScraper object

* Paves the way for custom scraper algorithms with from_comic
* Reveals a lot more complexity and coupling with comics and
  comic_strips
Add exception logging for scraping comics