Fix "+" issue

Normand Briere

2019-06-09 3ae9b1de47e51e7c150412f2bb14383cb6a5f8f8

 timeflow/vis/timeline/TimelineTrack.java
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@@ -8,7 +8,6 @@
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 public class TimelineTrack implements Comparable
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 {
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-
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         String label;
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         List<VisualAct> visualActs = new ArrayList<VisualAct>();
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         int y0, y1;