Artem Nezvigin

I tried to avoid a "private" mixin at first (`nib-image--background-size`), but duplicating the logic that generates `background-size` seemed worse. Here's a quick (untested) example that illustrates the scoping issue: ```...

I'm going to wait on #19 and #20 to merge before refactoring this one. We'll probably need to discuss the border radius API since it adds quite a few options.

@mzsanford The image processing API has undergone some refactoring in master. The statsd changes you made are already in master. If you refactor on top of master your PR should...

This should be implemented as a form validation hook. All you're doing is calling an additional async function on form validation success and assuming a very specific interface for the...

Cool! Extensible form validators like this will be very useful. One issue though. IMO the `async` validator should be dropped entirely. All form validators are async, so the name `async`...