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>

I'm thinking it's best to organise everything by book and try to keep them as a self-contained object with all info internal

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.