fix: return gateway href in .info response#850

SgtPooki merged 2 commits intomasteripfs/js-ipfsd-ctl:masterfrom

831-feat-add-back-controllerapigatewayhost-and-controllerapigatewayport-or-similaripfs/js-ipfsd-ctl:831-feat-add-back-controllerapigatewayhost-and-controllerapigatewayport-or-similarCopy head branch name to clipboard