v0.4.0

• Fix a false-positive when unpiping in Node.js 0.8
• Support statusCode property on Error objects
• Use unpipe module for unpiping requests
• deps: [email protected]
• deps: on-finished@~2.3.0
  • Add defined behavior for HTTP CONNECT requests
  • Add defined behavior for HTTP Upgrade requests
  • deps: [email protected]
• perf: enable strict mode
• perf: remove argument reassignment