fix old migration file names

db/migrate/20140617183710_create_threadreplies.rb

@@ -0,0 +1,13 @@
+class CreateThreadreplies < ActiveRecord::Migration
+  def change
+    create_table :threadreplies do |t|
+      t.text       :content
+
+      t.references :user_author
+      t.references :user_editor
+      t.references :forumthread
+
+      t.timestamps null: true
+    end
+  end
+end