Update README: Markdown formatting, update links to point to GitHub resources.
Update README: Markdown formatting, update links to point to GitHub resources.

cyian-1756/ripme,sleaze/ripme,metaprime/ripme,sleaze/ripme,sleaze/ripme,metaprime/ripme,4pr0n/ripme,Wiiplay123/ripme_da_desc,rephormat/ripme,rephormat/ripme,metaprime/ripme,rephormat/ripme,4pr0n/ripme