fixing minor typo
fixing minor typo

bitovi/node-semver,rvagg/sanever,thenaughtychild/node-semver,megawac/node-semver,you49net/Repos,stealjs/node-semver,hippich/bower-semver,stevemao/node-semver,jasonkuhrt/node-semver,npm/node-semver,ekmartin/node-semver