Added Japanese translation to relative.time.js
Added Japanese translation to relative.time.js

zewa666/aurelia-i18next,grischa41277/aurelia-i18next,shanonvl/aurelia-i18next,xiwc/aurelia-i18next,grischa41277/aurelia-i18next,PlusAMP/aurelia-i18next,shanonvl/aurelia-i18next,zewa666/aurelia-i18next,JeroenVinke/aurelia-i18next,xiwc/aurelia-i18next,JeroenVinke/aurelia-i18next,PlusAMP/aurelia-i18next