net.server_epoll: Ensure timeout after closing
This should make sure that if there's data left to be written when
closing a connection, there's also a timeout so that it doesn't wait
forever.
For full information on our dependencies, version requirements, and
where to find them, see https://prosody.im/doc/depends
If you have luarocks available on your platform, install the following:
- luaexpat
- luasocket
- luafilesystem
- luasec