eiru_crm/views/menus_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
  <data>
    <record id="make_invisible" model="res.groups">
      <field name="name">Invisible</field>
    </record>

    <!-- Hide Menus -->
    <record id="crm.menu_crm_leads" model="ir.ui.menu">
     <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record id="crm.menu_crm_case_phone" model="ir.ui.menu">
     <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record id="crm.menu_crm_config_phonecall" model="ir.ui.menu">
      <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record id="crm.menu_report_crm_leads_tree" model="ir.ui.menu">
      <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record id="crm.menu_report_crm_phonecalls_tree" model="ir.ui.menu">
      <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record model="ir.actions.act_window" id="crm.crm_case_category_act_oppor11">
      <field name="view_mode">kanban,tree,form</field>
    </record>

    <record id="calendar.menu_calendar_configuration" model="ir.ui.menu">
      <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <record id="calendar.mail_menu_calendar" model="ir.ui.menu">
      <field name="groups_id" eval="[(6,0,[ref('make_invisible')])]"/>
    </record>

    <!-- Add new menus -->
    <menuitem name="CRM" id="main_crm_menu"  sequence="80"/>
      <menuitem name="CRM" id="submenu_crm1" parent="main_crm_menu" sequence="1"/>
      <!-- Change menu path -->
        <menuitem id="crm.menu_crm_opportunities" parent="submenu_crm1" sequence="1"/>
        <menuitem name="Tareas" id="menu_crm_task" parent="submenu_crm1" action="eiru_crm.crm_task_from_partner" groups="base.group_sale_salesman" sequence="2"/>
        <menuitem id="crm_claim.menu_crm_case_claims" parent="submenu_crm1" sequence="3"/>

      <menuitem name="Configuración" id="submenu_crm2" parent="main_crm_menu" sequence="2"/>
        <menuitem id="base.menu_crm_config_lead" name="Oportunidades" parent="submenu_crm2" sequence="1"/>
        <menuitem id="crm_claim.menu_config_claim" parent="submenu_crm2" sequence="2"/>

  </data>
</openerp>