Blacklisting improvements

New: New releases that fail will be retried a second time after waiting 1hr (configurable)
Fixed: Blacklisting releases with the same date and vastly different ages

src/UI/Release/AgeCell.js

@@ -0,0 +1,36 @@
+'use strict';
+
+define(
+    [
+        'backgrid',
+        'Shared/FormatHelpers'
+    ], function (Backgrid, FormatHelpers) {
+        return Backgrid.Cell.extend({
+
+            className: 'age-cell',
+
+            render: function () {
+                var age = this.model.get('age');
+                var ageHours = this.model.get('ageHours');
+
+                if (age === 0) {
+                    this.$el.html('{0} {1}'.format(ageHours.toFixed(1), this.plural(Math.round(ageHours), 'hour')));
+                }
+
+                else {
+                    this.$el.html('{0} {1}'.format(age, this.plural(age, 'day')));
+                }
+
+                this.delegateEvents();
+                return this;
+            },
+
+            plural: function (input, unit) {
+                if (input === 1) {
+                    return unit;
+                }
+
+                return unit + 's';
+            }
+        });
+    });