Add support for Fedora
Fix path to first-boot in onboot script
Merge pull request #28 from jeremyje/master

Add instructions on how to contribute to the project.
Merge pull request #24 from mauimauer/fedora

Add support for Fedora in gcimagebundle.
Merge pull request #25 from bison/fix-first-boot-path

Fix path to first-boot in onboot script