Quick fix for ios10beta

* assets.parse expects prefix of res://, file://, or http://.

removed unused ‘scope’ variable from un function.

Fix missing {

Force `every:` to be a string on iOS and display a warning if not

Update image raw src

Update image src to site [ http://raw.githubusercontent.com ]

And it is available to make npm page to show the right image.

Catch previously-valid notification non-int keys.