Added/Updated admin dashboard tables

• Added:
- New Account filtering
- PreviewCard viewing/sorting/filtering deleting (todo)
- DeletePreviewCardWorker, Service
- Status viewing/sorting/filtering deleting
- ChatMessage viewing/sorting/filtering deleting (todo)
- Account > Follows view

• Updated:
- LinkBlock to sort alphabetically
- Groups to be under "Moderation" instead of "Admin" in navigation.rb
- Status in admin to have group name/link
- Reports reset button
- Group filtering/sorting
- LinkBlock filtering/sorting
- Account now has bio and few more data points in dashboard

app/models/form/preview_card_batch.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+class Form::PreviewCardBatch
+  include ActiveModel::Model
+  include AccountableConcern
+
+  attr_accessor :preview_card_ids, :action, :current_account
+
+  def save
+    case action
+    when 'delete'
+      delete_preview_cards
+    end
+  end
+
+  private
+
+  def delete_preview_cards
+    PreviewCard.where(id: preview_card_ids).reorder(nil).find_each do |preview_card|
+      DeletePreviewCardWorker.perform_async(preview_card.id)
+      log_action :destroy, preview_card
+    end
+
+    true
+  end
+end