Include who-broke-the-build information in notification emails

Dependencies

• [2] E6SL7QRU Omit the system type if it's part of the job name
• [*] 5EQYVRWE Add a plugin mechanism
• [*] LDICTHWY Use Template::Toolkit to generate email messages
• [*] QDJRQIFF If multiple dependent builds fail, send a single email

Change contents

• edit in src/lib/Hydra/Plugin/EmailNotification.pm at line 29
  [5.955]

  [5.955]
  + [% END -%]

  +
• edit in src/lib/Hydra/Plugin/EmailNotification.pm at line 33
  [5.967]

  [5.967]
  + [% IF nrCommits > 0 -%]

  + This is likely due to [% IF nrCommits > 1 -%][% nrCommits %] commits by [% END -%][% authorList %].
• edit in src/lib/Hydra/Plugin/EmailNotification.pm at line 36
  [5.978]

  [5.978]
  +
• edit in src/lib/Hydra/Plugin/EmailNotification.pm at line 80
  [6.1766]

  [4.1725]
  + }

  +

  + my ($authors, $nrCommits) = getResponsibleAuthors($build, $self->{plugins});

  + my $authorList;

  + if (scalar keys %{authors} > 0) {

  + my @x = map { "$_ <$authors->{$_}>" } (sort keys %{$authors});

  + $authorList = join(" or ", scalar @x > 1 ? join(", ", @[0..scalar @x - 2]): (), $x[-1]);
• edit in src/lib/Hydra/Plugin/EmailNotification.pm at line 104
  [2.383]

  [5.1502]
  + , nrCommits => $nrCommits

  + , authorList => $authorList