[FIX] fix bouncing buttons (when no content)
[FIX] fix bouncing buttons (when no content)

i am aware that this is an interesting hack, and that i do not resize
correctly the $buttons after the bouncing effect, but at least, it
solves the problem.

ygol/odoo,OpusVL/odoo,hip-odoo/odoo,ubic135/odoo-design,inspyration/odoo,optima-ict/odoo,cpyou/odoo,cpyou/odoo,dfang/odoo,ubic135/odoo-design,alhashash/odoo,ygol/odoo,mkieszek/odoo,optima-ict/odoo,cpyou/odoo,laslabs/odoo,stephen144/odoo,tvtsoft/odoo8,storm-computers/odoo,odoousers2014/odoo,microcom/odoo,alhashash/odoo,optima-ict/odoo,microcom/odoo,odoousers2014/odoo,odoousers2014/odoo,deKupini/erp,dfang/odoo,Elico-Corp/odoo_OCB,cdrooom/odoo,Elico-Corp/odoo_OCB,stephen144/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo,hip-odoo/odoo,tvtsoft/odoo8,odoousers2014/odoo,stephen144/odoo,addition-it-solutions/project-all,laslabs/odoo,sysadminmatmoz/OCB,Grirrane/odoo,ubic135/odoo-design,Grirrane/odoo,inspyration/odoo,sysadminmatmoz/OCB,stephen144/odoo,bplancher/odoo,syci/OCB,storm-computers/odoo,mkieszek/odoo,laslabs/odoo,hip-odoo/odoo,bplancher/odoo,OpusVL/odoo,inspyration/odoo,dfang/odoo,stephen144/odoo,alhashash/odoo,bplancher/odoo,Grirrane/odoo,Elico-Corp/odoo_OCB,mkieszek/odoo,deKupini/erp,storm-computers/odoo,stephen144/odoo,tvtsoft/odoo8,cpyou/odoo,microcom/odoo,ubic135/odoo-design,tvtsoft/odoo8,deKupini/erp,deKupini/erp,syci/OCB,storm-computers/odoo,cdrooom/odoo,hip-odoo/odoo,hip-odoo/odoo,odoousers2014/odoo,addition-it-solutions/project-all,syci/OCB,cpyou/odoo,addition-it-solutions/project-all,ubic135/odoo-design,mkieszek/odoo,storm-computers/odoo,Elico-Corp/odoo_OCB,Grirrane/odoo,addition-it-solutions/project-all,hip-odoo/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,storm-computers/odoo,alhashash/odoo,ygol/odoo,dfang/odoo,inspyration/odoo,addition-it-solutions/project-all,sysadminmatmoz/OCB,bplancher/odoo,optima-ict/odoo,Grirrane/odoo,OpusVL/odoo,dfang/odoo,OpusVL/odoo,bplancher/odoo,ygol/odoo,laslabs/odoo,syci/OCB,microcom/odoo,sysadminmatmoz/OCB,odoousers2014/odoo,tvtsoft/odoo8,microcom/odoo,sysadminmatmoz/OCB,ygol/odoo,tvtsoft/odoo8,sysadminmatmoz/OCB,cdrooom/odoo,syci/OCB,mkieszek/odoo,ygol/odoo,sysadminmatmoz/OCB,addition-it-solutions/project-all,cdrooom/odoo,optima-ict/odoo,microcom/odoo,dfang/odoo,deKupini/erp,laslabs/odoo,bplancher/odoo,mkieszek/odoo,alhashash/odoo,ygol/odoo,Grirrane/odoo,syci/OCB,alhashash/odoo