fix sendFile on routes
Merge remote-tracking branch 'origin/master'
Merge branch 'master' into canary

Conflicts:
	app/templates/server/config/express.js
fix appPath for serving index.html
test(gen): use path.normalize to be windows aware

- change function assertOnlyFiles to use a different local variable from
global module name - path.
- show expected files when a test fails
- use path.normalize before search in the array

Closes #601
Merge remote-tracking branch 'origin/canary' into ngdocs