Task to keep track of the items that need to be done for this to be complete.
TODOs inside the library
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[X] Author can have multiple email/home page adresses according to the xsd.
[X] Title() gets the 'en' title by default.
[X] Fix version.
[X] Frames
[X] Jumps
ACBF 1.1
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[X] Author roles
[X] Text area types
[ ] References
[ ] Style
ACBF 1.2 (Not released yet)
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This should be for parsing only. Though, we might want to write the reading direction. It is a bit too useful for our case.
[ ] Languages for references.
[X] Reading Direction
[X] Genre Roles
[X] Author roles