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	new file:   eZLib/nbproject/configs/PSketch.properties
	new file:   eZLib/nbproject/configs/Study.Control.properties
	modified:   eZLib/nbproject/project.properties
	modified:   eZLib/src/eZLib/MainFrame.java
	modified:   eZLib/src/eZLib/Sketch.java
	renamed:    eZLib/src/sZLib/Study/DiffSketch.java -> eZLib/src/eZLib/Study/DiffSketch.java
	renamed:    eZLib/src/sZLib/Study/IncExcSketch.java -> eZLib/src/eZLib/Study/IncExcSketch.java
	renamed:    eZLib/src/sZLib/Study/NoiseSketch.java -> eZLib/src/eZLib/Study/NoiseSketch.java
	new file:   eZLib/src/eZLib/Study/PSketch.java
	renamed:    eZLib/src/sZLib/Study/PythTheoremSketch.java -> eZLib/src/eZLib/Study/PythTheoremSketch.java