configmanager: Switch back to returning 'ok' to signal config load success - fixes config errors not being displayed

Merge with Florob

util.events: Remove an event's table when it has no more handlers.

mod_admin_adhoc: Support unloading multiple modules

mod_admin_adhoc: Support for reloading multiple modules

net/server_select.lua: Reduce select() timeout back to 1s

storagemanager: Don't always show fallback warning when using per-store config

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mercurial