update path of select2.png to be correct
update path of select2.png to be correct

It seems that our asset pipeline things confuse connect2 so we need to
hardcode the path of the select2 down arrow so it works

Fixes #503 and Fixes #642

Sinar/popit,mysociety/popit,openstate/popit,openstate/popit,openstate/popit,mysociety/popit,Sinar/popit,Sinar/popit,openstate/popit,mysociety/popit,mysociety/popit,Sinar/popit,mysociety/popit