Number Widget: Adopt JSpinner defaults

Setting a preferred width does nothing!?

Author: tferr

Diff for: src/main/java/org/scijava/ui/swing/widget/SwingNumberWidget.java

@@ -127,10 +127,6 @@ else if (model.isStyle(NumberWidget.SLIDER_STYLE)) {
 			format = suitableFormat(value, stepSize, min, max);
 		}
 		spinner.setEditor(new JSpinner.NumberEditor(spinner, format));
-
-		Dimension spinnerSize = spinner.getSize();
-		spinnerSize.width = 50;
-		spinner.setPreferredSize(spinnerSize);
 		fixSpinner(type);
 		setToolTip(spinner);
 		getComponent().add(spinner);