remove this download when sha512 support lands in upstream cekit (tmckay)

[todo]

oshinko-s2i/change-yaml.sh

Lines 73 to 78 in 9deb637

	# TODO remove this download when sha512 support lands in upstream cekit (tmckay)
	# Since this is big let's see if it's already there
	if [ -f "/tmp/spark-${SPARK}-bin-hadoop${HVER}.tgz" ]; then
	echo
	echo Using existing "/tmp/spark-${SPARK}-bin-hadoop${HVER}.tgz", if this is not what you want delete it and run again
	echo

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This issue was generated by todo based on a TODO comment in 9deb637 when #281 was merged. cc @tmckayus.