Format correction an known risk-free warnings removal.

src/main/java/plugins/adufour/ezplug/EzVar.java

src/main/java/plugins/adufour/ezplug/EzVarDoubleArray.java

src/main/java/plugins/adufour/ezplug/EzVarIntegerArray.java

src/main/java/plugins/adufour/vars/gui/swing/ComboBox.java

src/main/java/plugins/adufour/vars/gui/swing/Spinner.java

src/main/java/plugins/adufour/vars/lang/VarArray.java