tests-extra: Extened events test with restart/reload combo
persisten events: Added files with timer db impl.
namedb-api: Changed insert behaviour from append to replace.
persistent-events: Moved timer db opening from main to conf.c
remote: Do not write timers after event planning.
server: Removed some blasts from the past
persistent-events: Write timers after reload

 - needed because of master -> slave role switch