<filter string="Partner" name="partner" context="{'group_by':'partner_id'}" />
<filter string="Stage" context="{'group_by':'stage_id'}" />
<filter string="Category" context="{'group_by':'categ_id'}" />
<filter string="Company" context="{'group_by':'company_id'}" groups="base.group_multi_company"/>
<separator/>
<filter string="Partner" name="partner" context="{'group_by':'partner_id'}" />
<filter string="Stage" context="{'group_by':'stage_id'}" />
<filter string="Category" context="{'group_by':'categ_id'}" />
<filter string="Company" context="{'group_by':'company_id'}" groups="base.group_multi_company"/>
<separator/>