Merge pull request #15 from tkuchiki/remove-options-that-does-not-wor…

…k-from-diff-command

Remove unnecessary options from the diff command

Add build step to release workflow

Merge pull request #7 from kitagry/fix-on-linux

Check os.FileMode

Merge pull request #6 from tkuchiki/fix-percentile

Fix percentile calculation

Minimal implementation