added new APAProduct#price method

CHANGELOG

@@ -1,3 +1,6 @@
+v0.6.4 (Unrelease)
+- Add APAProduct#price
+
 v0.6.3(Unreleased)
 - Bump ROXML dependency to 2.5.3 to get libxml-ruby 1.1.3 compatibility
 

lib/onix.rb

@@ -14,7 +14,7 @@ module ONIX
   module Version #:nodoc:
     Major = 0
     Minor = 6
-    Tiny  = 3
+    Tiny  = 4
 
     String = [Major, Minor, Tiny].join('.')
   end

lib/onix/apa_product.rb

@@ -408,6 +408,12 @@ def rrp_inc_sales_tax=(num)
       price_set(2, num)
     end
 
+    # just get the first price we can find, regardless of the type.
+    # useful as a backup for reading files from that don't contain a type
+    def price
+      price_get(nil).andand.price_amount
+    end
+
     # retrieve the height of the product
     #
     # If APAProduct#measurement_system is metric, these will be in mm, otherwise they