Use Mixlib::ShellOut instead of Chef::ShellOut
[COOK-2814] Fix incorrect syntax in README
release v2.1.0
increment version for development
Merge pull request #22 from opscode-cookbooks/ssd/COOK-2814

[COOK-2814] Fix incorrect syntax in README
Merge pull request #15 from claco/COOK-2388

[COOK-2388] Chef::ShellOut is deprecated, please use Mixlib::ShellOut
release v2.1.2
increment version for development
Merge branch 'sudoers-defaults'
Merge branch 'sudoers.d'
Merge branch 'rm-sysadmin'
enable ssh-agent-forward by default