* thorVG/example: added thorVG example app to convert svg to png
Rasterazing the svg file and extracting it as a png file.
The png encoder uses the 'lodepng' library.
(https://lodev.org/lodepng/)
Usage:
svg2png [svgFileName] [Resolution] [bgColor]
Examples:
$ svg2png input.svg
$ svg2png input.svg 200x200
$ svg2png input.svg 200x200 ff00ff
* ThorVG/Utils: Change examples to utils
* ThorVG/Utils: Move svg2png from util to src/bin
Renamed the build option for svg2png.