[latexrefman] Added section on \contentsline

[Hefferon, Jim S.]

Added a section on this material.  (True, it is really not an author-entered command, but I sometimes find myself thinking about formatting the ToC and need to understand what is happening, is my idea.)

Jim

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[r]ecently I heard (not without a complacent simper) that the best bookshop in America had moved my books across the aisle from Fiction to Literature.  --Patrick O'Brian, 1995