Draft CBL format

Example.cbl

<?xml version="1.0"?>
<ReadingList xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Name>Example Reading list</Name>
  <Books>
    <Book Series="Awesome Name" Number="24" Volume="2200" Year="2200"> 
      <IssueID>45678987654</IssueID>
      <ComicID>3456789</ComicID>
      <Event Name="Superreal Event" Position="1">
        <EventID>1248237528354</EventID>
      </Event>
    </Book>
    <Book Series="Awesome Name" Number="25" Volume="2200" Year="2200"> 
      <IssueID>45678987777</IssueID>
      <ComicID>3456789</ComicID>
      <Event Name="Superreal Event" Position="2">
        <EventID>1248237528354</EventID>
      </Event>
    </Book>
  </Books>
  <Matchers />
</ReadingList>

Should we add publication month along with the year. That will help with series with the same volume year if we remove CV IDs at some point.