Bump the version number for RC release.
Bump the version number for RC release.

docwhat/mixlib-shellout,chef/mixlib-shellout,BackSlasher/mixlib-shellout,juliandunn/mixlib-shellout,chef/mixlib-shellout,juliandunn/mixlib-shellout,docwhat/mixlib-shellout,BackSlasher/mixlib-shellout