REFACT: Merge gh-pages into docs.

[carlwilson]

Moving to more UTD gh-pages pages publishing.

[codecov[bot]]

Codecov Report

Patch coverage has no change and project coverage change: -16.86 :warning:

Comparison is base (382a3bc) 47.00% compared to head (8a4d1ce) 30.15%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## integration #872 +/- ## ================================================== - Coverage 47.00% 30.15% -16.86% + Complexity 1100 651 -449 ================================================== Files 57 57 Lines 9079 9079 Branches 1622 1622 ================================================== - Hits 4268 2738 -1530 - Misses 4280 5965 +1685 + Partials 531 376 -155 ``` [see 34 files with indirect coverage changes](https://app.codecov.io/gh/openpreserve/jhove/pull/872/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openpreserve)

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[GeorgiaMoppett]

thanks carl :)