added archlinux AUR link.
added archlinux AUR link.

libmetrocoin/libmetrocoin-explorer,BWallet/sx,ryancdotorg/sx,leif/sx,cancoin/libbitcoin-explorer,BWallet/sx,ryancdotorg/sx,cancoin/libbitcoin-explorer,GroestlCoin/libgroestlcoin-explorer,libtetcoin/libtetcoin-explorer,kaostao/sx,tuomassiren/libbitcoin-explorer,leif/sx,BWallet/sx,libmetrocoin/libmetrocoin-explorer,tuomassiren/libbitcoin-explorer,libtetcoin/libtetcoin-explorer,leif/sx,kaostao/sx,kaostao/sx,ryancdotorg/sx,GroestlCoin/libgroestlcoin-explorer,GroestlCoin/libgroestlcoin-explorer