Merge remote-tracking branch 'origin/master' into Kill-streak-sounds

# Conflicts:
#	include/Game/Systems/Weapon/DefenderWeaponBehaviour.h

include/Game/Systems/PlayerMovementSystem.h

@@ -30,6 +30,8 @@ private:
     bool m_LeftFoot = false;
     // To get a difference when calculating the walking state.
     glm::vec3 m_LastPosition = glm::vec3();
+    // Used to track afterimages for sprint effect.
+    float m_SprintEffectTimer;
     // The logic for making the sound play when player is moving
     void playerStep(double dt, EntityWrapper player);
     // Spawn a hexagon at origin of an Entity