QA/TestPlans/Power Management

NOTES:
 * Suspend/resume
 * Hibernate
 * close lid
 * low battery
 * Use and report findings from powertop
 * Measure battery usage?
 * Display brightness configuration (dim when idle)
 * Remove/add power adapter while running
 * Laptop Power/battery indicators behave as expected

For a sample test plan format, please see QA/TestPlans/Audio