[Fix]column name in tree view can't get value of String attribute.
[Fix]column name in tree view can't get value of String attribute.
splbio/openerp-web,gisce/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,splbio/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web