Add debug logging

Dependencies

• [2] F6UHDFJX Refactor code
• [*] KUORZDSR Add slack plugin.

Change contents

• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 96
  [2.250]

  [4.752]
  + my $prevBuildStatus = (defined $prevBuild) ? $prevBuild->buildstatus : -1;

  + my $prevBuildId = (defined $prevBuild) ? $prevBuild->id : -1;
• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 99
  [4.753]

  [4.753]
  + print STDERR "SlackNotification_Debug job name $jobName status $buildStatus (previous: $prevBuildStatus from $prevBuildId)\n";

  +
• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 106
  [4.895]

  [2.251]
  + print STDERR "SlackNotification_Debug found match with '$channel->{jobs}' with force=$force\n";

  +
• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 115
  [4.1278]

  [4.1278]
  + print STDERR "SlackNotification_Debug adding $jobName to the report list\n";
• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 154
  [4.2941]

  [4.2941]
  +

  + print STDERR "SlackNotification_Debug POSTing to url ending with: ${\substr $url, -8}\n";