Move text parsing from available_subscriptions to private parse_output
Split content parsing into its own method
Extract formatting of values into a method
Prevent blank lines from causing nil errors
Add test for #organizations
Add #organizations
Merge pull request #24 from brandondunne/refactor_and_add_SubscriptionManager_list_orgs

Refactor and add SubscriptionManager.organizations
implement disk.size and disk.clear
flush out lvm write support
Merge pull request #25 from movitto/lvm2

flush out lvm write support
Remove deprecation warnings.
Stub Disk#size to prevent shelling out on PhysicalVolume.create

Resolves "No such file or directory - /sbin/fdisk -l" failures on a Mac.
Add Kernel.spawn's chdir option to .run.
Merge pull request #27 from jrafanie/add_kernel_spawn_chdir_support

Add Kernel.spawn's chdir option to .run by passing all spawn options.
Merge pull request #28 from jrafanie/cleanup_spec_output

Cleanup spec output - deprecations and unintended spawns that fail
Fail on unintended Kernel.spawn.
Removed Common.write in favor of File.write
Merge pull request #29 from jrafanie/fail_on_unintended_spawn

Fail on unintended Kernel.spawn.
Merge pull request #31 from brandondunne/remove_write_command_in_favor_of_File_#write

Removed Common.write in favor of File.write
Define errors in a single place