safe - dont fail on missing metadata

[eranroz]

No description provided.

[eranroz]

Note: I changed it in the production because the site was broken.

For some reason editor can't be fetched. For now I did some hack
#0 /data/project/copypatrol/src/Dao/EnwikiDao.php(82): Slim\Slim::handleErrors(8, 'Undefined index...', '/data/project/c...', 82, Array)
#1 /data/project/copypatrol/src/Controllers/CopyPatrol.php(136): Plagiabot\Web\Dao\EnwikiDao->getRevisionsEditors(Array)
#2 [internal function]: Plagiabot\Web\Controllers\CopyPatrol->handleGet()
#3 /data/project/copypatrol/vendor/wikimedia/slimapp/src/Controller.php(124): call_user_func_array(Array, Array)
#4 /data/project/copypatrol/src/App.php(184): Wikimedia\Slimapp\Controller->__invoke()
#5 [internal function]: Plagiabot\Web\App->Plagiabot\Web{closure}()
#6 /data/project/copypatrol/vendor/slim/slim/Slim/Route.php(468): call_user_func_array(Object(Closure), Array)
#7 /data/project/copypatrol/vendor/slim/slim/Slim/Slim.php(1357): Slim\Route->dispatch()
#8 /data/project/copypatrol/vendor/slim/slim/Slim/Middleware/Flash.php(85): Slim\Slim->call()
#9 /data/project/copypatrol/vendor/slim/slim/Slim/Middleware/MethodOverride.php(92): Slim\Middleware\Flash->call()
#10 /data/project/copypatrol/vendor/wikimedia/slimapp/src/HeaderMiddleware.php(64): Slim\Middleware\MethodOverride->call()
#11 /data/project/copypatrol/vendor/wikimedia/slimapp/src/CsrfMiddleware.php(66): Wikimedia\Slimapp\HeaderMiddleware->call()
#12 /data/project/copypatrol/vendor/slim/slim/Slim/Middleware/PrettyExceptions.php(67): Wikimedia\Slimapp\CsrfMiddleware->call()
#13 /data/project/copypatrol/vendor/slim/slim/Slim/Slim.php(1302): Slim\Middleware\PrettyExceptions->call()
#14 /data/project/copypatrol/vendor/wikimedia/slimapp/src/AbstractApp.php(171): Slim\Slim->run()
#15 /data/project/copypatrol/public_html/index.php(45): Wikimedia\Slimapp\AbstractApp->run()
#16 {main}

[MusikAnimal]

I think we'll need some UI changes to indicate the username/revision has been suppressed, but this will work for now. Thanks!