Merge pull request #544 from virgo-agent-toolkit/fixes/bump_luvit

bump virgo-base for luvit bump
dockerfile tweak and bump base to master
add license headers
add CHANGELOG entry
bump base for versions
Merge pull request #546 from virgo-agent-toolkit/fixes/create_version_file

bump base for versions
rebuild
bump base for cloud-init fix
Merge pull request #547 from virgo-agent-toolkit/fixes/machine_id_fix

bump base for cloud-init fix
fix cloud-init for machineidentity
Merge branch 'master' of github.com:racker/virgo
bump base
remove the defunct Valicert
Merge pull request #548 from virgo-agent-toolkit/fixes/defunct_cert

remove the defunct Valicert
Fix a plugin error on windows 2012 using spaces in the plugin path
Merge pull request #552 from virgo-agent-toolkit/fixes/windows_powershell_spaces_wo_tests

Fix a plugin error on windows 2012 using spaces in the plugin path
Feat: align confd result locations for easier reading
Merge pull request #554 from virgo-agent-toolkit/feature/confd_logging_format_arrangement

Feat: align confd result locations for easier reading
fix: add confd path to the installers
Merge pull request #556 from virgo-agent-toolkit/add_confd_path_to_installers

fix: add confd path to the installers