Fixed glitch when doing 'race again' in 3 strikes mode

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@5330 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/modes/three_strikes_battle.cpp

@@ -201,7 +201,15 @@ void ThreeStrikesBattle::restartRace()
         m_karts[n]->setPosition(-1);
     }// next kart
     
+    // remove old battle events
     m_battle_events.clear();
+
+    // add initial battle event
+    BattleEvent evt;
+    evt.m_time = 0.0f;
+    evt.m_kart_info = m_kart_info;
+    m_battle_events.push_back(evt);  
+    
 }   // restartRace
 
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