Remove app task crash action

src/js/index.js

@@ -444,7 +444,6 @@ var ACTION_APP_LOGIN = 'app.login';
 var ACTION_APP_OOM = 'app.oom';
 var ACTION_APP_UP = 'app.up';
 var ACTION_APP_DOWN = 'app.down';
-var ACTION_APP_TASK_CRASH = 'app.task.crash';
 
 var ACTION_BACKUP_FINISH = 'backup.finish';
 var ACTION_BACKUP_START = 'backup.start';
@@ -552,9 +551,6 @@ app.filter('eventLogDetails', function() {
         case ACTION_APP_UP:
             return data.app.manifest.title + ' is back online';
 
-        case ACTION_APP_TASK_CRASH:
-            return 'Apptask for app with id ' + data.appId + ' crashed';
-
         case ACTION_BACKUP_START:
             return 'Backup started';