[expr.prim.req.type] Align comments.
[expr.prim.req.nested] Don't refer to a missing type in the
example, and also update the comment.
[dcl.spec.constr] Inline the example in the note in p3.
[dcl.fct] Update reference for constraint equivalence.
[temp.class.order] Remove invalid characters from example.
Adding editors report for n4205.
[report] Remove links to missing Errata section.
[dcl.spec.auto] Fix typo in editing instructions.
[dcl.spec.auto] Fix typo in example for paragraph 5.
[dcl.spec.constr] Fix constraint association wording in paragraph 7.
[expr.req.simple] Fix spelling of typename in the example in
paragraph 3.
[expr.prim.req.compound] Fix stray character in example for
paragraph 2.
[expr.prim.req.compound] Wrong name of invented function template
in explanatory text.
[temp] Remove stray end tag.
[temp] Remove stray keyword in example of paragraph 8.
[temp.constr] Fix wording in introductory note.
[temp.constr.expr] Explanatory text refers to the wrong concept.
[edit] Regenerate documents.
[dcl.spec.auto] Fix brackets in example in paragraph 1.
[dcl.spec.constr] Remove duplicate 'with' in paragraph 7.