1.0 beta 2

• Awesome progress reporting!
  • Integrates upload, download, and latency into one beautiful number
  • Gracefully handles unknown body sizes — even when they suddenly become known
  • Makes your app feel faster and your users feel at one with the universe
• Logging improvements: better JSON formatting when dumps enabled, more readable messages
• Entity.content now Any instead of AnyObject
• Siesta.Error now implements ErrorType
• contentAsType default value is now @autoclosure