[CHG] require that Widget#attributes be an object if present, not a function
[CHG] require that Widget#attributes be an object if present, not a function
gisce/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,gisce/openerp-web,splbio/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web