/modules/operserv/clones.c: Add missing params error message for DELEXEMPT; remove needless check for null pointer in ADDEXEMPT
Check IP/mask validity in CLONES ADDEXEMPT
cidr.c: Fix loop handling in inet_pton6 to prevent invalid chars being silently ignored
Remove trailing '.' from "set flags" report.

It's unclear that it isn't part of the mask that was set.