Made messages more thread-like (replies, editing, etc.)

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170525184355) do
+ActiveRecord::Schema.define(version: 20170613144233) do
 
   create_table "blogposts", force: :cascade do |t|
     t.string   "title",          limit: 191
@@ -76,11 +76,24 @@ ActiveRecord::Schema.define(version: 20170525184355) do
     t.string "color", limit: 191
   end
 
+  create_table "messagereplies", force: :cascade do |t|
+    t.text     "text",           limit: 65535
+    t.integer  "user_author_id", limit: 4
+    t.integer  "user_editor_id", limit: 4
+    t.integer  "message_id",     limit: 4
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
   create_table "messages", force: :cascade do |t|
     t.text     "text",           limit: 65535
     t.integer  "user_sender_id", limit: 4
     t.integer  "user_target_id", limit: 4
+    t.integer  "user_hidden_id", limit: 4
     t.datetime "created_at"
+    t.datetime "updated_at"
+    t.string   "subject",        limit: 191
+    t.integer  "user_editor_id", limit: 4
   end
 
   create_table "register_tokens", force: :cascade do |t|