Add requestAnimationFrame and cancelAnimationFrame to jshintrc
Remove Pretender from jshintrc
Change solveMethod resource to be a puzzle child

Also modified the names of the path params, and removed unnecessary
route definitions, using default behavior.
Remove model fixtures
Use ActiveModelAdapter instead of FixtureAdapter
Fix bad export
Add ScrambleGenerator util
Remove SolveMethod fixtures
Remove unused index route
Add API stub
Add status-pills component
Add SolveController
Add SolvesControlller
Add TimerController
Add scramble, step status, controls to timer.hbs
Set SolveController model in Timer route
Add ms-to-s helper
Clean up timer template
Add spacebar shortcut to timer route.
Cleanup