Fix KeyboardEvent.Repeat never set. (#605)

In events.go:1168, the library is not setting the KeyboardEvent.Repeat
field. According to code references in GitHub, this field is never set
anywhere.

This commit sets this field just like it's being done for the other
fiels.

GitHub issue: #604

sdl/events.go

@@ -281,10 +281,10 @@ const (
 	CONTROLLERDEVICEADDED    EventType = C.SDL_CONTROLLERDEVICEADDED    // controller connected
 	CONTROLLERDEVICEREMOVED  EventType = C.SDL_CONTROLLERDEVICEREMOVED  // controller disconnected
 	CONTROLLERDEVICEREMAPPED EventType = C.SDL_CONTROLLERDEVICEREMAPPED // controller mapping updated
-    CONTROLLERTOUCHPADDOWN   EventType = C.SDL_CONTROLLERTOUCHPADDOWN   // Game controller touchpad was touched
-    CONTROLLERTOUCHPADMOTION EventType = C.SDL_CONTROLLERTOUCHPADMOTION // Game controller touchpad finger was moved
-    CONTROLLERTOUCHPADUP     EventType = C.SDL_CONTROLLERTOUCHPADUP     // Game controller touchpad finger was lifted
-    CONTROLLERSENSORUPDATE   EventType = C.SDL_CONTROLLERSENSORUPDATE   // Game controller sensor was updated
+	CONTROLLERTOUCHPADDOWN   EventType = C.SDL_CONTROLLERTOUCHPADDOWN   // Game controller touchpad was touched
+	CONTROLLERTOUCHPADMOTION EventType = C.SDL_CONTROLLERTOUCHPADMOTION // Game controller touchpad finger was moved
+	CONTROLLERTOUCHPADUP     EventType = C.SDL_CONTROLLERTOUCHPADUP     // Game controller touchpad finger was lifted
+	CONTROLLERSENSORUPDATE   EventType = C.SDL_CONTROLLERSENSORUPDATE   // Game controller sensor was updated
 
 	// Touch events
 	FINGERDOWN   EventType = C.SDL_FINGERDOWN   // user has touched input device
@@ -780,9 +780,9 @@ type ControllerSensorEvent struct {
 	Type        EventType  // SDL_CONTROLLERSENSORUPDATE
 	Timestamp   uint32     // In milliseconds, populated using SDL_GetTicks()
 	Which       JoystickID // The joystick instance id
-    Sensor      int32      // The type of the sensor, one of the values of SensorType
+	Sensor      int32      // The type of the sensor, one of the values of SensorType
 	Data        [3]float32 // Up to 3 values from the sensor - additional values can be queried using SDL_SensorGetData()
-    TimestampUs uint64     // The timestamp of the sensor reading in microseconds, if the hardware provides this information.
+	TimestampUs uint64     // The timestamp of the sensor reading in microseconds, if the hardware provides this information.
 }
 type cControllerSensorEvent C.ControllerSensorEvent
 
@@ -917,7 +917,7 @@ type SensorEvent struct {
 	Timestamp   uint32     // In milliseconds, populated using SDL_GetTicks()
 	Which       int32      // The instance ID of the sensor
 	Data        [6]float32 // Up to 6 values from the sensor - additional values can be queried using SDL_SensorGetData()
-    TimestampUs uint64     // The timestamp of the sensor reading in microseconds, if the hardware provides this information.
+	TimestampUs uint64     // The timestamp of the sensor reading in microseconds, if the hardware provides this information.
 }
 type cSensorEvent C.SensorEvent
 
@@ -1166,6 +1166,7 @@ func goEvent(cevent *CEvent) Event {
 			Timestamp: uint32(e.timestamp),
 			WindowID:  uint32(e.windowID),
 			State:     ButtonState(e.state),
+			Repeat:    uint8(e.repeat),
 			Keysym: Keysym{
 				Mod:      Keymod(e.keysym.mod),
 				Sym:      Keycode(e.keysym.sym),
@@ -1321,13 +1322,13 @@ func goEvent(cevent *CEvent) Event {
 			Type:      EventType(e._type),
 			Timestamp: uint32(e.timestamp),
 			Which:     JoystickID(e.which),
-            Sensor:    int32(e.sensor),
+			Sensor:    int32(e.sensor),
 			Data: [3]float32{
 				float32(e.data[0]),
 				float32(e.data[1]),
 				float32(e.data[2]),
 			},
-            TimestampUs: uint64(e.timestamp_us),
+			TimestampUs: uint64(e.timestamp_us),
 		}
 	case AUDIODEVICEADDED, AUDIODEVICEREMOVED:
 		e := (*cAudioDeviceEvent)(unsafe.Pointer(cevent))
@@ -1403,7 +1404,7 @@ func goEvent(cevent *CEvent) Event {
 				float32(e.data[4]),
 				float32(e.data[5]),
 			},
-            TimestampUs: uint64(e.timestamp_us),
+			TimestampUs: uint64(e.timestamp_us),
 		}
 	case RENDER_TARGETS_RESET, RENDER_DEVICE_RESET:
 		// This is a CommonEvent as it doesn't currently (sdl-v2.0.22) have any additional fields