Update documention for ServerSideConnectionEvent#Intent

Author: aromaa

src/main/java/org/spongepowered/api/event/network/ServerSideConnectionEvent.java

@@ -35,6 +35,7 @@
 import org.spongepowered.api.event.message.MessageEvent;
 import org.spongepowered.api.network.ServerSideConnection;
 import org.spongepowered.api.network.channel.Channel;
+import org.spongepowered.api.network.channel.raw.RawDataChannel;
 import org.spongepowered.api.profile.GameProfile;
 import org.spongepowered.api.service.ban.BanService;
 import org.spongepowered.api.service.whitelist.WhitelistService;
@@ -81,6 +82,11 @@ public interface ServerSideConnectionEvent extends Event {
  * <p>Called asynchronously when the client attempts to connect to
  * the server.</p>
  *
+ * <p>During this event, it's possible to use the {@link RawDataChannel}s to send
+ * requests to the client. As long as there's requests going to the client,
+ * the connection will stay in the intent phase and will not continue
+ * to the {@link Auth} event.</p>
+ *
  * <p>After observing this event for particular {@link ServerSideConnection connection}
  * you are guaranteed to get #Disconnect for the same connection without
  * ordering issues.</p>