alpha_num4.rb in stellar-base-0.5.0

- old
+ new

@@ -5,10 +5,10 @@
 
 # === xdr source ============================================================
 #
 #   struct
 #       {
-#           opaque assetCode[4];
+#           opaque assetCode[4]; // 1 to 4 characters
 #           AccountID issuer;
 #       }
 #
 # ===========================================================================
 module Stellar