ActiveSupport v4 drops support for ruby 1.9.2
Requiring all of active_support core_extensions
Merge pull request #8 from brandondunne/fix_build_issues

Fix build issues related to Rails v4
add distro representation
add service representation
start adding specs for services
add disk/partition representations & specs
add logical volume skeleton
add system representation
features to round out set

  - add new modules to main linux_admin module
  - add method to lookup local command from dictionary