Events: Remove deprecated events. (#115)

This removes the `ClientConnect`, `DriverConnectFailed`, `DriverReconnectFailed` and `SsrcKnown` events.

Tested using `cargo make ready`.

src/driver/connection/mod.rs

@@ -7,7 +7,6 @@ use super::{
 };
 use crate::{
     constants::*,
-    events::CoreContext,
     model::{
         payload::{Identify, Resume, SelectProtocol},
         Event as GatewayEvent,
@@ -211,10 +210,6 @@ impl Connection {
             .mixer
             .send(MixerMessage::SetConn(mix_conn, ready.ssrc))?;
 
-        let _ = interconnect
-            .events
-            .send(EventMessage::FireCoreEvent(CoreContext::SsrcKnown(ssrc)));
-
         spawn(ws_task::runner(
             interconnect.clone(),
             ws_msg_rx,

src/driver/tasks/mod.rs

@@ -330,10 +330,6 @@ impl ConnectionRetryData {
                             // See above.
                             let _ = tx.send(Err(why));
 
-                            let _ = interconnect.events.send(EventMessage::FireCoreEvent(
-                                CoreContext::DriverConnectFailed,
-                            ));
-
                             let _ = interconnect.events.send(EventMessage::FireCoreEvent(
                                 CoreContext::DriverDisconnect(InternalDisconnect {
                                     kind: DisconnectKind::Connect,
@@ -343,10 +339,6 @@ impl ConnectionRetryData {
                             ));
                         },
                         ConnectionFlavour::Reconnect => {
-                            let _ = interconnect.events.send(EventMessage::FireCoreEvent(
-                                CoreContext::DriverReconnectFailed,
-                            ));
-
                             let _ = interconnect.events.send(EventMessage::FireCoreEvent(
                                 CoreContext::DriverDisconnect(InternalDisconnect {
                                     kind: DisconnectKind::Reconnect,

src/driver/tasks/ws.rs

@@ -200,9 +200,7 @@ impl AuxNetwork {
                 ));
             },
             GatewayEvent::ClientConnect(ev) => {
-                let _ = interconnect
-                    .events
-                    .send(EventMessage::FireCoreEvent(CoreContext::ClientConnect(ev)));
+                debug!("Received discontinued ClientConnect: {:?}", ev);
             },
             GatewayEvent::ClientDisconnect(ev) => {
                 let _ = interconnect.events.send(EventMessage::FireCoreEvent(