Problems Raised in rjbs's review of p.r.2 that I will defer to later, but already planned, p.r.s


$Podroot - extraneous definition? (https://github.com/Perl/perl5/pull/18950#discussion_r663545538)
* $Podroot will become $self->{Podroot} in "5 of 5"
  (https://github.com/Perl/perl5/pull/19050) 

Documentation of all subroutines in Pod::Html::Util
* Handled mainly in bc4a9d813672ab84362aa3371710f75c49a6f905 with touch-ups in
  subsequent commits merged into blead in
ca5ef5cf0c031c02848b858299784105a60e33e8 (Aug 14)

Pod-Html Nits the Picking of Which Will Be Deferred until after Pull Request 5 (P-HNtPoWWBDuaPR5)

#####
Remaining unresolved conversations with rjbs in https://github.com/Perl/perl5/pull/19050

chdir || 
   die
versus open
   or die

Wordspace of not between 'if' or 'while' and '('

Cuddled else's

warnings on Verbose (https://github.com/Perl/perl5/pull/18950#discussion_r663545765)

#####

Concerns about @ARGV handling
See Oodler's comments in:
https://github.com/jkeenan/perl5/pull/4#discussion_r632271870
https://github.com/jkeenan/perl5/pull/7#issuecomment-841001030
  and
rjbs comments in:
https://github.com/Perl/perl5/pull/18950#discussion_r663545308

#####

installhtml: uninit value warnings reported by sisyphus in:
https://github.com/Perl/perl5/pull/19000#issuecomment-886184762
These should be cleared up by "5 of 5" pull request: VERIFY.
* Documented as https://github.com/Perl/perl5/issues/19052

lib/Pod/Html.pm: Simplify trailing 'if' per rjbs comment in https://github.com/Perl/perl5/pull/18977#discussion_r671734364
* Handled in c0ac28175b4f88934f5b20131fbcd727c858af8d (committed Aug 14), but
  double check after https://github.com/Perl/perl5/pull/19050 is merged.