Move granularity away into an 'Advanced' tab

As noted in #2831716-50: REST UI does not support "resource" granularity it is unclear what each choice really does. This needs some explanation.

Current text is

Here you can restrict which HTTP methods should this resource support. And within each method, the available serialization formats and authentication providers.

This needs to explain both Granuarity options.

• Resource
• Method

What about

Here you can restrict your resource configuration by either configuring the whole resource or configuring each method separately.

Configuring the whole resource you select which Methods all use the same Accepted request formats using the same Authentication providers.

Configuring by Method you can fine tune which method is using what Accepted request formatseach having their own Authentication providers.