Drop Organization from database

Rolling back this feature. It was a nice attempt but no one ever followed up
and made this something else than a code of conduct holder...

db/migrate/20181229233812_drop_organizations.rb

@@ -0,0 +1,11 @@
+class DropOrganizations < ActiveRecord::Migration[7.0]
+  def change
+    drop_table :organizations do |t|
+      t.string :name, null: false
+      t.text :description
+      t.string :picture
+    end
+
+    remove_reference :conferences, :organization, index: true
+  end
+end

db/migrate/20181229233813_add_code_of_conduct_to_conference.rb

@@ -0,0 +1,5 @@
+class AddCodeOfConductToConference < ActiveRecord::Migration[7.0]
+  def change
+    add_column :conferences, :code_of_conduct, :text
+  end
+end

db/schema.rb

@@ -2,15 +2,17 @@
 # of editing this file, please use the migrations feature of Active Record to
 # incrementally modify your database, and then regenerate this schema definition.
 #
-# Note that this schema.rb definition is the authoritative source for your
-# database schema. If you need to create the application database on another
-# system, you should be using db:schema:load, not running all the migrations
-# from scratch. The latter is a flawed and unsustainable approach (the more migrations
-# you'll amass, the slower it'll run and the greater likelihood for issues).
+# This file is the source Rails uses to define your schema when running `bin/rails
+# db:schema:load`. When creating a new database, `bin/rails db:schema:load` tends to
+# be faster and is potentially less error prone than running all of your
+# migrations from scratch. Old migrations may fail to apply correctly if those
+# migrations use external dependencies or application code.
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20181229233811) do
+ActiveRecord::Schema[7.0].define(version: 2018_12_29_233813) do
+  # These are extensions that must be enabled in order to support this database
+  enable_extension "plpgsql"
 
   create_table "answers", force: :cascade do |t|
     t.string "title"
@@ -100,11 +102,10 @@ ActiveRecord::Schema.define(version: 20181229233811) do
     t.string "picture"
     t.integer "start_hour", default: 9
     t.integer "end_hour", default: 20
-    t.integer "organization_id"
     t.integer "ticket_layout", default: 0
     t.string "custom_domain"
     t.integer "booth_limit", default: 0
-    t.index ["organization_id"], name: "index_conferences_on_organization_id"
+    t.text "code_of_conduct"
   end
 
   create_table "conferences_questions", id: false, force: :cascade do |t|
@@ -285,13 +286,6 @@ ActiveRecord::Schema.define(version: 20181229233811) do
     t.datetime "updated_at"
   end
 
-  create_table "organizations", force: :cascade do |t|
-    t.string "name", null: false
-    t.text "description"
-    t.string "picture"
-    t.text "code_of_conduct"
-  end
-
   create_table "payments", force: :cascade do |t|
     t.string "last4"
     t.integer "amount"