Moving samples out of bin

lib/squib/api/data.rb

@@ -1,7 +1,14 @@
+require 'spreadsheet'
+
 module Squib
   class Deck
+
     def csv(file: 'deck.csv', header: true)
       raise 'Not implemented!'
     end
+
+    def xls(file: 'data.xls', sheet: 0)
+      
+    end
   end
 end