[PATCH v3 00/13] various perl fixes

Same as v2 except rebased on master & a couple of commit message fixes, thanks to Eric Sunshine (thanks!). tbdiff with v2:

 4: 0d67af28fb !  4: 8ad874c944 gitweb: hard-depend on the Digest::MD5 5.8 module
    @@ -14,9 +14,6 @@
         always be run on at least 5.8, so there's no need to mention
         Digest::MD5 as a required module in the documentation, let's instead
         say that we require perl 5.8.
    -    
    -    As with the preceding Net::{SMTP,Domain} change we now unconditionally
    -    "use" the module instead.
         
         1. $ corelist Digest::MD5
            Data for 2015-02-14
 [...]
 6: 92429af3a3 !  6: 3f44312821 git-send-email: unconditionally use Net::{SMTP,Domain}
    @@ -5,7 +5,7 @@
         The Net::SMTP and Net::Domain were both first released with perl
         v5.7.3[1], since my d48b284183 ("perl: bump the required Perl version
         to 5.8 from 5.6.[21]", 2010-09-24) we've depended on 5.8, so there's
    -    no reason to conditionally require this anymore.
    +    no reason to conditionally require them anymore.
         
         This conditional loading was initially added in
         87840620fd ("send-email: only 'require' instead of 'use' Net::SMTP",

Todd Zullinger (1):
  Makefile: add NO_PERL_CPAN_FALLBACKS knob

Ævar Arnfjörð Bjarmason (12):
  perl: *.pm files should not have the executable bit
  Git.pm: remove redundant "use strict" from sub-package
  Git.pm: add the "use warnings" pragma
  gitweb: hard-depend on the Digest::MD5 5.8 module
  Git.pm: hard-depend on the File::{Temp,Spec} modules
  git-send-email: unconditionally use Net::{SMTP,Domain}
  perl: update our ancient copy of Error.pm
  perl: update our copy of Mail::Address
  perl: move CPAN loader wrappers to another namespace
  perl: generalize the Git::LoadCPAN facility
  perl: move the perl/Git/FromCPAN tree to perl/FromCPAN
  perl Git::LoadCPAN: emit better errors under NO_PERL_CPAN_FALLBACKS

 INSTALL                                 |  11 +-
 Makefile                                |  16 +-
 contrib/examples/git-difftool.perl      |   2 +-
 git-send-email.perl                     |  28 ++-
 gitweb/INSTALL                          |   3 +-
 gitweb/gitweb.perl                      |  17 +-
 perl/FromCPAN/.gitattributes            |   1 +
 perl/{Git => }/FromCPAN/Error.pm        | 296 +++++++++++++++++++++++++++-----
 perl/{Git => }/FromCPAN/Mail/Address.pm |   8 +-
 perl/Git.pm                             |  14 +-
 perl/Git/Error.pm                       |  46 -----
 perl/Git/LoadCPAN.pm                    | 104 +++++++++++
 perl/Git/LoadCPAN/Error.pm              |  10 ++
 perl/Git/LoadCPAN/Mail/Address.pm       |  10 ++
 perl/Git/Mail/Address.pm                |  24 ---
 15 files changed, 432 insertions(+), 158 deletions(-)
 create mode 100644 perl/FromCPAN/.gitattributes
 rename perl/{Git => }/FromCPAN/Error.pm (72%)
 rename perl/{Git => }/FromCPAN/Mail/Address.pm (96%)
 delete mode 100644 perl/Git/Error.pm
 create mode 100644 perl/Git/LoadCPAN.pm
 create mode 100644 perl/Git/LoadCPAN/Error.pm
 create mode 100644 perl/Git/LoadCPAN/Mail/Address.pm
 delete mode 100755 perl/Git/Mail/Address.pm