ensure registry url always has a trailing slash
ensure registry url always has a trailing slash

rstr74/wzrd.in,rstr74/wzrd.in,chrismoulton/wzrd.in,wraithgar/wzrd.in,jfhbrook/browserify-cdn,chrismoulton/wzrd.in,wraithgar/wzrd.in,jfhbrook/wzrd.in,jfhbrook/browserify-cdn,jfhbrook/wzrd.in