SFINAE extraction documentation

#docs

Author: alandefreitas

docs/mrdocs.schema.json

@@ -219,7 +219,7 @@
     },
     "sfinae": {
       "default": true,
-      "description": "When set to true, MrDocs detects SFINAE expressions in the source code and extracts them as part of the documentation. Expressions such as `std::enable_if<...>` are detected, removed, and documented as a requirement.",
+      "description": "When set to true, MrDocs detects SFINAE expressions in the source code and extracts them as part of the documentation. Expressions such as `std::enable_if<...>` are detected, removed, and documented as a requirement. MrDocs uses an algorithm that extracts SFINAE infomation from types by identifying inspecting the primary template and specializations to detect the result type and the controlling expressions in a specialization.",
       "title": "Detect and reduce SFINAE expressions",
       "type": "boolean"
     },