Merge branch 'master' of https://github.com/cwallin/nota.oxygen
when concatenating, adding ids and updating nav documents 2
Merge branch 'master' of https://github.com/ybk/nota.oxygen
added concatenate and split to toolbar
Merge branch 'master' of https://github.com/ybk/nota.oxygen
Små ændringer i utils, split og concatenate