Bug 757005 - add .sx to PSL. r=gerv.
Bug 757005 - add .sx to PSL. r=gerv.

elnappo/list,rockdaboot/list,sleevi/list,sleevi/list,plinehan/list,publicsuffix/list,paulproteus/list,dead10ck/list,dkg/publicsuffix-list,elnappo/list,rockdaboot/list,pantheon-systems/list,elnappo/list,publicsuffix/list,plinehan/list,rockdaboot/list,dead10ck/list,Drooids/list,SimonKissel/list,sleevi/list,sleevi/list,paulproteus/list,Drooids/list,SimonKissel/list,publicsuffix/list,dkg/publicsuffix-list,rockdaboot/list,publicsuffix/list,plinehan/list,SimonKissel/list,pantheon-systems/list