- added util:collect_while/1 (generic while-loop)
- added util:collect_while/1 (generic while-loop)

git-svn-id: d89f83fc72fb49d2f5b112dfb73cea192610bdff@2221 71766da9-9752-0410-ab17-bfafa751c56a

fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris