docs(readme): increment the angular version in spanish readme

Author: dalelotts

README.es_MX.md

@@ -33,7 +33,7 @@ I know this is a tiny component but many people use it in production (high 5 to
 ## Versiones de Dependencias Mínimas
 
 Versiones de Dependencias mínimas:
- * AngularJS 5.x ó mayor (1.x no funcionará)
+ * AngularJS 7.x ó mayor (1.x no funcionará)
  * moment.js 2.8.3 ó mayor para parseo de fecha y formateo
  * bootstrap 4.x para css/layout
  * open-iconic para los íconos predeterminados (puedes usar cualquier librería de íconos de tu preferencia)

README.md

@@ -1,6 +1,6 @@
 # Angular 7+ bootstrap date & time picker
 
-Native Angular (5+) datetime picker component styled by Twitter Bootstrap 4.
+Native Angular (7+) datetime picker component styled by Twitter Bootstrap 4.
 
 [![npm downloads](https://img.shields.io/npm/dm/angular-bootstrap-datetimepicker.svg)](https://www.npmjs.com/package/angular-bootstrap-datetimepicker)
 [![Build Status](https://travis-ci.org/dalelotts/angular-bootstrap-datetimepicker.png?branch=master)](https://travis-ci.org/dalelotts/angular-bootstrap-datetimepicker)