[IMP] desactivate sorting in list view with function fields with store=false
[IMP] desactivate sorting in list view with function fields with store=false

gisce/openerp-web,gisce/openerp-web,gisce/openerp-web,splbio/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web