Release 0.9.0

Add support for push 2.0 features including

• output capture and retrieval
• file transmission
• environment, user, and working directory.

Release 0.6.0

• Make the polling rate configurable, and back off default rate
• Fix no-wait option.

Release 0.5.2

• Add option to start job process in background

Release 0.5.1

• use node names not hostnames in job dispatch
• relax chef gem dependency to be => 11.10.4

0.4.0

• Added open source headers, etc.
• Renamed to knife-push

0.3.0

release