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Improve section handling in _ExtractHTMLParser
Improve [edit] matching

Also removes edit and Edit from end of title
Revert "Improve [edit] matching"

This reverts commit 72cf48e23f826ba038a2be1e76f4518160efe28b.
Revert "Improve section handling in _ExtractHTMLParser"

This reverts commit cbf90ebf9a0443910cc0508761ad432c882a714c.
Fix bug introduced bye3a16249d44f8904349be72ce95f7da168018409