Fix Hipchat notification

Dependencies

• [2] NB2VOKIR Include names of committers in HipChat notifications
• [3] ZDEHAFHV Add a plugin for HipChat notification

Change contents

• replacement in src/lib/Hydra/Plugin/HipChatNotification.pm at line 61
  [2.2773]→[2.2773:2848](∅→∅)
  − print STDERR "$commit->{revision} by $commit->{author}\n";
  [2.2773]

  [2.2848]
  + #print STDERR "$commit->{revision} by $commit->{author}\n";
• edit in src/lib/Hydra/Plugin/HipChatNotification.pm at line 95
  [3.2274]→[2.3351:3365](∅→∅)
  − next;