add Remove tests
finish remove test on concurency
Add new version of rollbackCatcher in cache and concurency
add tests when remove with exceptions
Merge
Merge branch 'dev' of https://github.com/genericsystem/genericsystem2014.git into dev
Add tests with iterator and remove
Merge remote-tracking branch 'origin/dev' into erik
update cache to allow iterator to be aware in all cases
Improve tests about iterator and remove
Merge remote-tracking branch 'origin/erik' into dev
Merge