add custom activity
add wx custom act
update custom activity
change +
change card address
add exorders
fix card find
fix bug
rm database.yml from git
add api document
modify api document
change db/schema.rb
update api document
添加前端获取首页促销信息的api
*.swp -> .gitignore
加上腾讯微博 oauth 登录，修改 current_user
添加首页促销列表的虚拟接口
update api document
update database config
modify api document