v1.22.1

• Fix check_container_running to work with any versions of LXC

v2.0.0.beta9

• Add Command Processor

v2.0.0.beta8

Version 2.0.0.beta8

v2.0.0.beta7

• Refacor command class

v1.22.0

• Add check_primary_group method on command

v1.21.0

• Revert "Add check_mysql method"

v1.20.0

• Provide ability to check immutable attribute on files

v1.19.0

• Add check_mysql method

v1.18.4

• Cache os based on host and port

v2.0.0.beta6

• Add local address matcher to check_listening method.
• Use RSpec 3 style stubs.