[Issue #3] 04 - setState y re-render - Agregar ejemplos   * Added inmutable link   * Added setState generic example   * Added setState with previous state   * Added arrow functions doc link
[Issue #3] 04 - setState y re-render - Agregar ejemplos
  * Added inmutable link
  * Added setState generic example
  * Added setState with previous state
  * Added arrow functions doc link

leoasis/workshop-pensando-en-react,leoasis/workshop-pensando-en-react