Merge branch 'release/0.3.31' into develop
Add ability to package and upload directly to the Chef Supermarket using `rake upload`
Increase the granularity of the 30 second check and use PID file as a lock for starting a new process
Use /dev/null for thin's PID file
Release 0.3.32

Add ability to package and upload directly to the Chef Supermarket using
`rake upload`, increase the granularity of the 30 second check, use PID file as
a lock for starting a new process, use /dev/null for thin's PID file
Merge branch 'release/0.3.32'