Merge branch 'ticket499' into testing
Merge branch 'ticket499' into testing
Merge branch 'ticket501' into testing
Merge branch 'ticket499++' into testing
refs #493: sections within exercises now now convert and save successfully.
Merge branch 'icket493' into testing
refs #510: section must have a nonblank @id.
Merge branch 'ticket510' into testing
Merge pull request #12 from Connexions/ticket499++

refs #499: convert sections from aloha to structured html to cnxml
refs #493: sections within example now convert.
Merge branch 'icket493' into testing
refs #493: sections within rule/statement abd rule/proof now convert
Merge branch 'icket493' into testing
Merge pull request #14 from Connexions/icket493

Ticket493
Merge pull request #15 from Connexions/ticket510

section must have a nonblank @id.
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