db schema updates

[sfromm]

From https://github.com/ansible/ansible/pull/2009

• Playbook
  • absolute path to playbook
  • git commit of playbook if in repo
  • connection type
• User
  • DONE os.getlogin() and os.geteuid()
• Task
  • Associate task with play/playbook it is run from
  • Time to execute task - may require additional facts

[sfromm]

Progress on playbook details (76fa188c, a989e033):

• absolute path of playbook
• git sha id of HEAD - still doesn't indicate if in dirty state.
• connection type
• playbook logging has start and end time.

[sfromm]

Looks like this is complete.