ansible-os-hardening 3.1.0

Full Changelog

Implemented enhancements:

• Supports --check mode #93 (conorsch)
• Adds support for CentOS 7 #91 (conorsch)
• Docker #90 (rndmh3ro)
• debian 8 support #88 (rndmh3ro)
• Ufw manage defaults #85 (fitz123)
• replace ignore_errors to failed_when to supress ugly error warnings #81 (fitz123)
• fix bare variables usage for loops #79 (fitz123)

Fixed bugs:

• Centos 7.1 fails at [Change various sysctl-settings on rhel-hosts...] #74
• Hardening fails on Centos 7.1 at task 'minimize access' #71

Closed issues:

• Permissions on /etc/shadow can lock out GUI users #86
• network related sysctl rewritten by ufw in ubuntu #82
• ansible >= 2.0 complains: Using bare variables is deprecated #78
• Norm-Audit-Hardening-Audit #76

Merged pull requests:

• Fix a formatting issue in readme. #92 (vivekagr)
• Permits overriding permissions on /etc/shadow #89 (conorsch)