Log when sending files

We're only logging when the server is enabled or diabled. We should also
log when a file is sent to the client.

Signed-off-by: Marcus Karlsson <mk@acc.umu.se>
Set server delegate using With construct

We're initializing the server delegates one by one after the server is
created. Instead we should use the With construct where the server object
is created and the delegates are set within the same statement.

Signed-off-by: Marcus Karlsson <mk@acc.umu.se>