Fix random/switch node.

Normand Briere

2019-05-01 d1e1417edc8a6ccf195b6da3270f22234dda61e4

 cFileSystemPane.java
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@@ -235,7 +235,7 @@
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                     System.out.println("drop2 = " + dtde + "; drop : " + target);
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                 //assert dropTarget == dtde.getSource();
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-                if (target instanceof CameraPane)
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+                if (target instanceof iCameraPane)
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                 {
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                     Object object = null;
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                     try