Import users version 1.7.0
Import sudo version 2.7.1
Import chef-solo-search version 0.5.1
Merge pull request #832 from caskdata/feature/users-cookbook

Import users version 1.7.0
Merge pull request #833 from caskdata/feature/sudo-cookbook

Import sudo version 2.7.1
Merge pull request #834 from caskdata/feature/chef-solo-search-cookbook

Import chef-solo-search version 0.5.1
Support for adding users
Import hadoop version 1.8.1
Merge pull request #835 from caskdata/feature/user-support

Support for adding users
Merge pull request #836 from caskdata/feature/hadoop-cookbook

Import hadoop version 1.8.1
Merge branch 'develop' of github.com:caskdata/coopr into feature/coopr-578
COOPR-578
small changes