| Fix for issue 8: PSwing nodes prevent proper garbage collection Added a test case that adds a PSwing node, removes it, and checks for remaining references. Prior to this fix the memory was not reclaimed even after removal. | 
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| extras/src/main/java/edu/umd/cs/piccolox/pswing/PSwing.java | 
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| extras/src/test/java/edu/umd/cs/piccolox/pswing/PSwingTest.java 0 → 100644 | 
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