Fix partner contact address to display '/' if the name is empty
Fix partner contact address to display '/' if the name is empty

splbio/openobject-server,gisce/openobject-server,splbio/openobject-server,MarkusTeufelberger/openobject-server,gisce/openobject-server,ovnicraft/openerp-server,ovnicraft/openerp-server,xrg/openerp-server,gisce/openobject-server,MarkusTeufelberger/openobject-server,xrg/openerp-server,vnc-biz/openerp-server,MarkusTeufelberger/openobject-server,vnc-biz/openerp-server,splbio/openobject-server