Add times to Conference

Add start hour and end hour to conference to be able to make the schedule times changeable

db/migrate/20160815094215_add_times_to_conferences.rb

@@ -0,0 +1,6 @@
+class AddTimesToConferences < ActiveRecord::Migration
+  def change
+    add_column :conferences, :start_hour, :integer, default: 9
+    add_column :conferences, :end_hour, :integer, default: 20
+  end
+end

db/schema.rb

@@ -98,6 +98,8 @@ ActiveRecord::Schema.define(version: 20170213145807) do
     t.text     "description"
     t.integer  "registration_limit", default: 0
     t.string   "picture"
+    t.integer  "start_hour",         default: 9
+    t.integer  "end_hour",           default: 20
   end
 
   create_table "conferences_questions", id: false, force: :cascade do |t|