[FIX] im_livechat: close window
[FIX] im_livechat: close window

If the user clicks twice on the 'x', the chat window is closed

laslabs/odoo,dfang/odoo,microcom/odoo,optima-ict/odoo,optima-ict/odoo,Elico-Corp/odoo_OCB,storm-computers/odoo,laslabs/odoo,bplancher/odoo,bplancher/odoo,stephen144/odoo,sysadminmatmoz/OCB,sysadminmatmoz/OCB,Elico-Corp/odoo_OCB,ygol/odoo,storm-computers/odoo,hip-odoo/odoo,laslabs/odoo,sysadminmatmoz/OCB,hip-odoo/odoo,laslabs/odoo,microcom/odoo,microcom/odoo,ygol/odoo,sysadminmatmoz/OCB,bplancher/odoo,dfang/odoo,optima-ict/odoo,ygol/odoo,microcom/odoo,optima-ict/odoo,ygol/odoo,stephen144/odoo,stephen144/odoo,sysadminmatmoz/OCB,laslabs/odoo,stephen144/odoo,dfang/odoo,bplancher/odoo,microcom/odoo,ygol/odoo,microcom/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,stephen144/odoo,ygol/odoo,storm-computers/odoo,hip-odoo/odoo,stephen144/odoo,bplancher/odoo,storm-computers/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,Elico-Corp/odoo_OCB,ygol/odoo,optima-ict/odoo,storm-computers/odoo,sysadminmatmoz/OCB,sysadminmatmoz/OCB,storm-computers/odoo,dfang/odoo,hip-odoo/odoo,hip-odoo/odoo,dfang/odoo,hip-odoo/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo,dfang/odoo