Theme project - replace old markup with canonical - meta-issue #59

Theme project - handle canonical and legacy patterns in new theme - meta-issue #58

Theme project - identify canonical version - meta-issue #57

Theme project - document markup - meta-issue #56

The submitter has identified a complex problem-area. The issue may require discussion or exploration. The issue may lead to other filings, but it may not have a direct resolution of its own.

Further clarification or other questions have been asked, someone has eye on the issue

This is a broad issue that is likely to entail multiple subordinate issues.

The issue improves security functionality (eg more permissioning or cryptography options). Do NOT file a vulnerability/exploit here.

The submitter has documented an issue but does not expect immediate action.