create Entry model and SiteMaster model and Controller

モデル生成
rails g model SiteMaster name:string rome:string url:string
rails g model Entry site_master:references title:string link:string description:text

config/routes.rb編集
resources :entries do
end

コントローラ生成

rails g controller Entries index create new edit show update destroy
Merge pull request #2 from ishidadadolin/create_model

create Entry model and SiteMaster model and Controller