message.rb in spree_sendwithus-2.0.11.6

- old
+ new

@@ -11,10 +11,10 @@
         @to = {}
         @from = {}
         @cc = []
         @bcc = []
         @files = []
-        @esp_account = ""
+        @esp_account = Base.esp_account || ""
       end
 
       def assign(key, value)
         @email_data.merge!(key.to_sym => value)
       end