(MODULES-3969) Update getvar to work on ruby 1.8.7
(MODULES-3969) Update getvar to work on ruby 1.8.7

jbondpdx/puppetlabs-stdlib,fuel-infra/puppetlabs-stdlib,HelenCampbell/puppetlabs-stdlib,DavidS/puppetlabs-stdlib,puppetlabs/puppetlabs-stdlib