[Issue 15470] Unnecessary markup in ddoc's html generation

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15470

--- Comment #6 from Adam D. Ruppe <destructionator at gmail.com> ---
Indeed, the load time of these things is probably irrelevant. Minification
efforts, in general, are almost plain negligible after gzipping.

gzip though, does make a huge difference and we should ensure it is enabled.

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