Merge branch 'ticket499' into testing
Merge branch 'ticket499' into testing
Merge branch 'ticket501' into testing
Merge branch 'ticket499++' into testing
Merge branch 'icket493' into testing
Merge branch 'ticket510' into testing
Merge branch 'icket493' into testing
Merge branch 'icket493' into testing
refs #493: exercise/solution now converts.
refs #510: header nodes in Aloha should not have @class on input.
Merge branch 'ticket510++' into testing
refs #519: tanslate div[@data-unknown] into cnxml div.
Merge pull request #18 from Connexions/ticket519

Ticket519