reverting to 0.0.48 and same cust object as in that ver
added the ability to get custum list and related details ... new in records

Conflicts:
	lib/netsuite.rb
	lib/netsuite/records/custom_list.rb
inadvertently left an unnecessary chained method call from some earlier testing
added shipping address fields to the customer record
added the ability to get custum list and related details ... new in records
inadvertently left an unnecessary chained method call from some earlier testing