Example updated to be less confusing
Formatting fixed
Changed isHeld property to status, added status change event. Added example for using them.
New approach with one wake lock for one browsing context.
Added example about locks with timeout
Corrent reference to Promise spec
Renamed lock property to wakeLock
Updated spec to match what we discussed in pull request #9
Trivial commit for triggering a gh-pages build
Revert "Trivial commit for triggering a gh-pages build"

This reverts commit 1420049b4317317bf533e9e7b952bab4ca6113b4.
Using "screen" instead of "system" everywhere
Added wakelockchanged event
Fixed titles
Fixed descriptions for request/release methods. Added information about resolving promises.
Fixed descriptions for wake lock types
Added isHeld method
Added acknowledgments section
Merge pull request #9 from boiler23/gh-pages

Another approach to API