RFR: Misc fixes [v2]

[Jesper Wilhelmsson]

On Thu, 23 Dec 2021 02:23:19 GMT, Iris Clark <iris at openjdk.org> wrote:

>> Jesper Wilhelmsson has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Capitalize Mercurial
>
> src/index.md line 1467:
> 
>> 1465: This document assumes familiarity with the first two chapters of the free on-line book [Mercurial: The Definitive Guide](http://hgbook.red-bean.com).
>> 1466: 
>> 1467: ## Installing and configuring mercurial
> 
> I think you may want to capitalize "Mercurial" as that's the name of a tool.  They seem to follow this convention in their documentation.  Regardless of what you decide, I think the case on this line should match with the one on new line 1505 "Cloning a Mercurial repository" and other similar subtitles.

Yes, Mercurial should have a capital M. Good catch!

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PR: https://git.openjdk.java.net/guide/pull/71