Apply to the Library Fundamentals TS Working Paper the Proposed Wording from N3925 A sample proposal

Also added a new feature-test macro section to [general].
Make "Memory" the clause instead of "Polymorphic Memory Resources".

This looks like it will work better for structuring other additions.
Apply to the Library Fundamentals TS Working Paper the Proposed Wording from N3932 Variable Templates For Type Traits