[log] $WINDOW should be last because it could contain %

Thanks to @NuclearW for spotting
Update Csocket to 71dac61

Csocket has received a bunch of const correctness fixes. Notice that
the signature of one virtual method, Csock::ConvertAddress(), has
changed => CZNCSock has been updated accordingly.
Merge pull request #696 from jpnurmi/csocket

Update Csocket to 71dac61
cleanup superfluous semi-colons
Remove redundant CWebSocket::GetModule()

CWebSocket inherits CSocket::GetModule()
Fix GetClients() const correctness

It’s dangerous to give a non-const reference to an internal
container that the API users are not supposed to modify.
const correctness fixes