Chef 0.10.0 final.

bump to RC2

bump version for RC1

missed some files when updating version to RC 0

back-compat: remove -q from yum-based bootstraps

bump to beta 10

bump version to beta 9 for release

bump to 0.10 beta 8

bump to 0.10 beta 7

bump version to 0.10.0.beta.6 for next beta release