Fix issue with missing custom script declaration for ubuntu1410
Fix issue with missing custom script declaration for ubuntu1410

jcarley/ubuntu-vm,jpsecher/ubuntu,tbfisher/packer-ubuntu,flandr/ubuntu,falconlulu/ubuntu,muratayusuke/ubuntu,boxcutter/ubuntu,cmbant/ubuntu,dragon788/ubuntu,kontrafiktion/ubuntu,quarkslab/packer-ubuntu,njohns-grovo/ubuntu,kenhkan/packer-templates,boxcutter/ubuntu,dragon788/ubuntu,pro-vagrant/ubuntu,StefanScherer/ubuntu-vm,cmbant/ubuntu,jrosengren/ubuntu,defn/basebox-ubuntu,falconlulu/ubuntu,erikh/ubuntu,njohns-grovo/ubuntu,samepage-labs/ubuntu,NERC-CEH/ubuntu,erikh/ubuntu,pro-vagrant/ubuntu,jrosengren/ubuntu,jcarley/ubuntu-vm,flandr/ubuntu,jpsecher/ubuntu,kontrafiktion/ubuntu,muratayusuke/ubuntu,quarkslab/packer-ubuntu,quarkslab/ubuntu,NERC-CEH/ubuntu,quarkslab/ubuntu,StefanScherer/ubuntu-vm,grafjo/ubuntu,samepage-labs/ubuntu,kenhkan/packer-templates,tbfisher/packer-ubuntu,grafjo/ubuntu