Memory: Properly initialize and free new module languages.
Memory: Properly free strings in module config directive lookups.
Memory: Do not leak module version and author in rare situations.
Memory: Memory leak when deleting a module callback.
Memory: Memory leaks with module messages.
Memory: Memory leaks with module commands.
Memory: Memory leaks with module event handlers.
Memory: Memory leaks with module event hooks.
Memory: Every module config entry of type string is leaked on config reload.
Memory: Leak services root list, ulines list, host setters list, modules autoload list, modules delayed autoload list, hostserv/memoserv/helpserv/botserv/operserv/chanserv/nickserv core modules lists on config reload.
Memory: Leaks with channel bans/invites/exceptions.
Memory: Leak when updating already existing ignore.
Memory: Invalid pointer read in slists.
Memory: Leak when using /cs appendtopic.
Memory: Leak on (currently impossible) config reload.
Memory: Syscall param write(buf) points to uninitialised byte(s) in save_ns_dbase().
Memory: Leak if PreNickServDB is set and NSEmailReg is not.
Bug: Remove server from internal list if it exists on /os jupe. Not doing so leads to duplicated entries which cause side-effects such as sending a global to the same server more than once.