Update `supported_brands`

[andrezimmermann]

Add Online and MPM Qr Code brands

Add dynamic_info field

Also add a test to check if doesn't break when dealing with new/unknown brands

[andrezimmermann]

There is a difference between the field naming at the response

  "supported_brands" : [ {
    "online_brand" : "alipay_china",
    "dynamic_info" : true,
    "support_auth_capture" : false,
    "requires_full_name" : false,
    "requires_cvv" : false,
    "countries_allowed" : [ "JP" ],
    "supported_currencies" : [ "JPY" ]
  },{
    "card_brand" : "visa",
    "dynamic_info" : false,
    "support_auth_capture" : false,
    "requires_full_name" : false,
    "requires_cvv" : true,
    "countries_allowed" : [ "JP" ],
    "supported_currencies" : [ "JPY" ]
  },{
    "qr_code" : "alipay_china", <- This is for MPM only, parse as QrMpmBrand
    "dynamic_info" : false,
    "support_auth_capture" : false,
    "requires_full_name" : false,
    "requires_cvv" : true,
    "countries_allowed" : [ "JP" ],
    "supported_currencies" : [ "JPY" ]
  },