Remove image dependency on hydra.nixos.org

Dependencies

• [2] MCMDIMNF SlackNotification: Use bigger images
• [3] 6HWIUOSU Avoid fetching Projects/Jobsets just to get the name column
• [4] NB2VOKIR Include names of committers in HipChat notifications
• [5] 3VMASJ3X Add debug logging
• [6] ZDEHAFHV Add a plugin for HipChat notification
• [7] KUORZDSR Add slack plugin.

Change contents

• edit in src/lib/Hydra/Plugin/HipChatNotification.pm at line 53
  [3.1459]→[3.1459:1507](∅→∅)
  − my $imgBase = "http://hydra.nixos.org";
• replacement in src/lib/Hydra/Plugin/HipChatNotification.pm at line 54
  [3.1525]→[3.1525:1826](∅→∅)
  − $build->buildstatus == 0 ? "$imgBase/static/images/checkmark_16.png" :

  − $build->buildstatus == 2 ? "$imgBase/static/images/dependency_16.png" :

  − $build->buildstatus == 4 ? "$imgBase/static/images/cancelled_16.png" :

  − "$imgBase/static/images/error_16.png";
  [3.1525]

  [3.1826]
  + $build->buildstatus == 0 ? "$baseurl/static/images/checkmark_16.png" :

  + $build->buildstatus == 2 ? "$baseurl/static/images/dependency_16.png" :

  + $build->buildstatus == 4 ? "$baseurl/static/images/cancelled_16.png" :

  + "$baseurl/static/images/error_16.png";
• edit in src/lib/Hydra/Plugin/SlackNotification.pm at line 130
  [3.1750]→[3.1750:1798](∅→∅)
  − my $imgBase = "http://hydra.nixos.org";
• replacement in src/lib/Hydra/Plugin/SlackNotification.pm at line 131
  [3.1816]→[2.0:305](∅→∅)
  − $build->buildstatus == 0 ? "$imgBase/static/images/checkmark_256.png" :

  − $build->buildstatus == 2 ? "$imgBase/static/images/dependency_256.png" :

  − $build->buildstatus == 4 ? "$imgBase/static/images/cancelled_128.png" :

  − "$imgBase/static/images/error_256.png";
  [3.1816]

  [3.2117]
  + $build->buildstatus == 0 ? "$baseurl/static/images/checkmark_256.png" :

  + $build->buildstatus == 2 ? "$baseurl/static/images/dependency_256.png" :

  + $build->buildstatus == 4 ? "$baseurl/static/images/cancelled_256.png" :

  + "$baseurl/static/images/error_256.png";