[seul-edu] Pangée, LingoTeach, QVocab and data interchange

[Hilaire Fernandes <hilaire@seul.org>]

 > What we need, in order to go beyond the one-to-one import filters,
 > is a data formalization that embraces all of the projects
 > around. This would allow to build a single DTD, say EduResML, for
 > educational resources. And we won't get any further than pathching
 > filters upon existing programs until we've built that EduResML. Or
 > am I mistaken?
 > 

I think DTD can be merged, so you can still have separate DTD and one
data file with the merged DTD, name space may be used to avoid
conflict in this case.  Note that a DTD is not alway necessary

Hilaire