- Linting (ESLint): Apply per jsdoc improvements

- npm: Update devDeps (linting, Babel, axe testing)

editor/jgraduate/jQuery.jGraduate.js

@@ -9,12 +9,12 @@
  * @license Apache-2.0
  * @example
  * // The Paint object is described below.
- * $.jGraduate.Paint() // constructs a 'none' color
- * @example $.jGraduate.Paint({copy: o}) // creates a copy of the paint o
- * @example $.jGraduate.Paint({hex: '#rrggbb'}) // creates a solid color paint with hex = "#rrggbb"
- * @example $.jGraduate.Paint({linearGradient: o, a: 50}) // creates a linear gradient paint with opacity=0.5
- * @example $.jGraduate.Paint({radialGradient: o, a: 7}) // creates a radial gradient paint with opacity=0.07
- * @example $.jGraduate.Paint({hex: '#rrggbb', linearGradient: o}) // throws an exception?
+ * $.jGraduate.Paint(); // constructs a 'none' color
+ * @example $.jGraduate.Paint({copy: o}); // creates a copy of the paint o
+ * @example $.jGraduate.Paint({hex: '#rrggbb'}); // creates a solid color paint with hex = "#rrggbb"
+ * @example $.jGraduate.Paint({linearGradient: o, a: 50}); // creates a linear gradient paint with opacity=0.5
+ * @example $.jGraduate.Paint({radialGradient: o, a: 7}); // creates a radial gradient paint with opacity=0.07
+ * @example $.jGraduate.Paint({hex: '#rrggbb', linearGradient: o}); // throws an exception?
  *
 */