[FIX] mail: no crash when generating footer on models w/o _get_access_link()
[FIX] mail: no crash when generating footer on models w/o _get_access_link()

sysadminmatmoz/OCB,laslabs/odoo,stephen144/odoo,alhashash/odoo,tvtsoft/odoo8,tvtsoft/odoo8,laslabs/odoo,Elico-Corp/odoo_OCB,syci/OCB,optima-ict/odoo,stephen144/odoo,addition-it-solutions/project-all,bplancher/odoo,addition-it-solutions/project-all,tvtsoft/odoo8,microcom/odoo,alhashash/odoo,syci/OCB,optima-ict/odoo,dfang/odoo,Grirrane/odoo,hip-odoo/odoo,Elico-Corp/odoo_OCB,addition-it-solutions/project-all,bplancher/odoo,storm-computers/odoo,hip-odoo/odoo,bplancher/odoo,dfang/odoo,ygol/odoo,sysadminmatmoz/OCB,Grirrane/odoo,microcom/odoo,laslabs/odoo,addition-it-solutions/project-all,optima-ict/odoo,Grirrane/odoo,Grirrane/odoo,mkieszek/odoo,storm-computers/odoo,alhashash/odoo,bplancher/odoo,ygol/odoo,stephen144/odoo,laslabs/odoo,sysadminmatmoz/OCB,syci/OCB,tvtsoft/odoo8,syci/OCB,dfang/odoo,ygol/odoo,hip-odoo/odoo,storm-computers/odoo,microcom/odoo,mkieszek/odoo,tvtsoft/odoo8,mkieszek/odoo,addition-it-solutions/project-all,ygol/odoo,sysadminmatmoz/OCB,hip-odoo/odoo,alhashash/odoo,Elico-Corp/odoo_OCB,sysadminmatmoz/OCB,sysadminmatmoz/OCB,Elico-Corp/odoo_OCB,optima-ict/odoo,mkieszek/odoo,hip-odoo/odoo,ygol/odoo,microcom/odoo,storm-computers/odoo,dfang/odoo,Elico-Corp/odoo_OCB,tvtsoft/odoo8,dfang/odoo,ygol/odoo,bplancher/odoo,addition-it-solutions/project-all,microcom/odoo,ygol/odoo,Grirrane/odoo,mkieszek/odoo,storm-computers/odoo,stephen144/odoo,storm-computers/odoo,alhashash/odoo,laslabs/odoo,bplancher/odoo,mkieszek/odoo,alhashash/odoo,syci/OCB,Grirrane/odoo,laslabs/odoo,hip-odoo/odoo,dfang/odoo,optima-ict/odoo,stephen144/odoo,syci/OCB,microcom/odoo,sysadminmatmoz/OCB,stephen144/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo