C::M::AnyThing: added doc for notify_change
C::M::Instance: use msg parameter when listing changes
C::M::Node: force a save when reading a deprecated parameter (RT 92639)
AnyId, Instance: added has_warning method
ObjTreeScanner: fix typos in pod doc
test has_warning method
dist.ini: bump (c) year
dist.ini: avoid messing with generated pod files