[FIX] don't double-call on_session_valid when logging in
[FIX] don't double-call on_session_valid when logging in
MarkusTeufelberger/openerp-web,splbio/openerp-web,splbio/openerp-web,vnc-biz/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web,vnc-biz/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,gisce/openerp-web,vnc-biz/openerp-web,vnc-biz/openerp-web,gisce/openerp-web