not in / is not
Some test rules, fixed handlers loader
collector: refactoring
Fixed ARG_RECYCLED_PRIORITY
pylint: enabled warnings about a FIXME and TODO
events.get_info(): refactoring
collector: garbage lifetime
Data model refactoring, moved added-node to job root
SingleLock() without the active waiting
SingleLock(): optional raising NoNodeError
Removed unnecessary control locks
Merge pull request #3 from mdevaev/master

Locking fixes, some changes in data model