add appveyor.yml
add appveyor status badge into README
Merge branch 'master' into support-windows-ci

Conflicts:
	README.md
Merge branch 'master' into support-windows-ci
update migration finder
update open-view
fix view dialog
fix open-controller
fix open-model
fix open-helper
fix open-spec
fix open-asset
fix open-layout
fix open-partial
fix open-asset
fix rails-util.coffee
fix view-finder
fix spec
fix open-layout on windows
Address open-layout on windows