Fix physics UI

Normand Briere

2019-08-06 b3ae4e889872ca0b9ca76f1d17b2f0b961226729

 timeflow/model/TFListener.java
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@@ -1,5 +1,6 @@
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 package timeflow.model;
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-public interface TFListener {
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-	public void note(TFEvent e);
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+public interface TFListener
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+{
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+        public void note(TFEvent e);
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 }