* Added samsung_s.svg, samsung_swoop.svg and samsung.svg.
* Added Samsung icon to README.md.
Added reference image to images/reference/samsung.svg and updated images/reference/index.md correspondingly.
* Reduced the size of samsung_swoop.svg by 73 bytes.
* Added samsung_s.svg to README.txt and reference/index.md.
Removed samsung_swoop.svg.