futexbench: Move perf build scripts to separate pack

Signed-off-by: Mel Gorman <mgorman@suse.de>
parallelio: correct typo

Signed-off-by: Mel Gorman <mgorman@suse.de>
perfnuma: Add basic convergence test

Signed-off-by: Mel Gorman <mgorman@suse.de>
reporting: Add support for printing ratios and an overall evaluation

Signed-off-by: Mel Gorman <mgorman@suse.de>