v1.1.0

• Support for setting multiple sets of gradient colors.
• Random gradient generation from defined presets in config.
• setGradientColors() method on SvgAvatarGenerator class now accepts multiple integer/array arguments.
• Option to set gradient stops via setGradientStops() method.
• New $gradientSet attribute—with related getters and setters—which holds the randomly picked gradient set.
• Use blade templates to create SVG instead of PHP heredoc.
• New render() method on Shape enum class.
• Moved some helper methods to Tool trait.