Removed print statement to better support AutoPkg's --report-plist optio...

...n. Also cleaned up to conform (somethat) to PEP8.

This PR should address issues when using JSS recipes with AutoPkg's --report-plist option, since the "Trying to reach JSS..." messages won't be spewed to stdout, (which makes it difficult to parse the output plist).

For an example, see [this][1].

[1]: https://gist.github.com/timsutton/7237350