* Fix Windows 7 (not 7.1 ;p) * Clarify virtualization technology section, add link to wiki * Fix heading level for various ways of starting Docker container * Clarify `default` VM * Various minor changes Signed-off-by: Charles Chan <charleswhchan@users.noreply.github.com> Upstream-commit: 3faba5fbe264425ac6d15bdfdf3c5a72e25643cb Component: engine