README.md in active_merchant-epsilon-0.5.8 vs README.md in active_merchant-epsilon-0.5.9

@@ -1,9 +1,8 @@
 # ActiveMerchant::Epsilon
 [![Gem](https://img.shields.io/gem/v/active_merchant-epsilon.svg?style=flat-square)](https://rubygems.org/gems/active_merchant-epsilon)
 [![Build Status](https://travis-ci.org/pepabo/active_merchant-epsilon.svg?branch=master)](https://travis-ci.org/pepabo/active_merchant-epsilon)
-[![wercker status](https://app.wercker.com/status/43c6648e20f325c8c0a560c36e89781c/s/master "wercker status")](https://app.wercker.com/project/bykey/43c6648e20f325c8c0a560c36e89781c)
 
 [Epsilon](http://www.epsilon.jp/) integration for ActiveMerchant.
 
 ## Installation
 
@@ -63,10 +62,12 @@
   user_name:    '山田 太郎',
   user_email:   '[e-mail]',
   item_code:    'ITEM001',
   item_name:    'Greate Product',
   order_number: 'UNIQUE ORDER NUMBER',
+  memo1:        'memo1',
+  memo2:        'memo2',
 }
 
 if credit_card.validate.empty?
   # Capture 10000 yen from the credit card
   response = gateway.purchase(amount, credit_card, purchase_detail)
@@ -101,10 +102,12 @@
   user_email:                '[e-mail]',
   item_code:                 'ITEM001',
   item_name:                 'Greate Product',
   order_number:              'UNIQUE ORDER NUMBER',
   three_d_secure_check_code: 1,
+  memo1:                     'memo1',
+  memo2:                     'memo2',
 }
 
 if credit_card.validate.empty?
   response = gateway.purchase(amount, credit_card, purchase_detail)
 
@@ -147,10 +150,12 @@
   item_code:    'ITEM001',
   item_name:    'Greate Product',
   order_number: 'UNIQUE ORDER NUMBER',
   credit_type:  ActiveMerchant::Billing::EpsilonGateway::CreditType::INSTALLMENT,
   payment_time: 3, # 3, 5, 6, 10, 12, 15, 18, 20, 24
+  memo1:        'memo1',
+  memo2:        'memo2',
 }
 
 # (snip)
 ```
 
@@ -165,10 +170,12 @@
   user_email:   '[e-mail]',
   item_code:    'ITEM001',
   item_name:    'Greate Product',
   order_number: 'UNIQUE ORDER NUMBER',
   credit_type:  ActiveMerchant::Billing::EpsilonGateway::CreditType::REVOLVING,
+  memo1:        'memo1',
+  memo2:        'memo2',
 }
 
 # (snip)
 ```
 
@@ -190,9 +197,11 @@
   user_name:    '山田 太郎',
   user_email:   '[e-mail]',
   item_code:    'ITEM001',
   item_name:    'Greate Product',
   order_number: 'UNIQUE ORDER NUMBER',
+  memo1:        'memo1',
+  memo2:        'memo2',
 }
 
 if credit_card.validate.empty?
   # 10000 yen as convenience store paymet
   response = gateway.purchase(amount, convenience_store, purchase_detail)