vertical-cooperative/website_recaptcha_reloaded/views/website_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

	<template id="assets_editor_recaptcha" name="GoogleRecaptcha" inherit_id="website.layout">
	    <xpath expr="//body" position="inside">
	      <script src="https://www.google.com/recaptcha/api.js"></script>
	    </xpath>
	  </template>
    	
    
        <record id="view_website_form" model="ir.ui.view">
            <field name="name">website.form</field>
            <field name="model">website</field>
            <field name="inherit_id" ref="website.view_website_form" />
            <field name="arch" type="xml">
                <div name="social_media" position="after">
                    <div name="goole_recaptcha">
                        <separator string="Google reCAPTCHA Reloaded"/>
                        <group name="social_media">
                            <field name="recaptcha_site_key" placeholder="Your reCAPTCHA site key"/>
                            <field name="recaptcha_private_key" placeholder="Your reCAPTCHA private key"/>
                        </group>
                    </div>
                </div>
            </field>
        </record>
    </data>
</openerp>