Adding shared run script for qs.
Merge branch 'ifdef-designs'

Conflicts:
	benchmarks/parallel/qs/chain/run.sh
	benchmarks/parallel/qs/outer/run.sh
	benchmarks/parallel/qs/product/run.sh
	benchmarks/parallel/qs/randmat/run.sh
	benchmarks/parallel/qs/thresh/run.sh
	benchmarks/parallel/qs/winnow/run.sh
Removing unneeded variables from run.sh
Adding optimization variant running/graph generation.