docs(readme): Include Node.js as requirement
docs(readme): Include Node.js as requirement

Failed CONSUL installation reported on #2391 because
Node.js was missing on the development environment

AyuntamientoMadrid/participacion,usabi/consul_san_borondon,consul/consul,AyuntamientoMadrid/participacion,lalibertad/consul,CDJ11/CDJ,AyuntamientoMadrid/consul,deivid-rodriguez/participacion,lalibertad/consul,lalibertad/consul,AjuntamentdeCastello/consul,AyuntamientoMadrid/consul,deivid-rodriguez/participacion,consul/consul,AyuntamientoPuertoReal/decidePuertoReal,AyuntamientoPuertoReal/decidePuertoReal,AyuntamientoMadrid/consul,CDJ11/CDJ,deivid-rodriguez/participacion,AyuntamientoMadrid/participacion,AyuntamientoPuertoReal/decidePuertoReal,usabi/consul_san_borondon,consul/consul,deivid-rodriguez/participacion,CDJ11/CDJ,usabi/consul_san_borondon,lalibertad/consul,AjuntamentdeCastello/consul,AyuntamientoMadrid/consul,AjuntamentdeCastello/consul,CDJ11/CDJ,consul/consul,AjuntamentdeCastello/consul,usabi/consul_san_borondon,AyuntamientoMadrid/participacion,consul/consul