Switch knife site share from command to shell_out
Fix cookbook_site_share tests
Hack around system differences for travis test
Include the shell_out mixin in cookbook_site_share
Add note about office hours to CONTRIBUTING.md
Disable upstart provider on ubuntu >= 13.10.
Merge pull request #1582 from opscode/sersut/disable-upstart

Disable upstart provider on ubuntu >= 13.10.
Merge pull request #1565 from jmink/CHEF-4994

CHEF-4994: knife cookbook site share fails on windows
Add CHEF-4994 to CHANGELOG
Merge pull request #1573 from opscode/btm/officehours

Add note about office hours to CONTRIBUTING.md