3.7.1

Bugfixes

• Remove the Verifier classes which are not used at all (#408)
• Tweak the Makefile to ensure the requirement checker is dumped as expected (#408)
• Add missing dependencies (#408)
• Fix the diff command (#405)

Various changes

• Remove the need of a bootstrap file (#407, #411)
• Apply various recommendations reported by PhpInspections & Scrutinizer (#408, #413)
• Fetch the xdebug version (#409)
• Make the requirement checker dump deterministic (#410)
• Rework compactors and make them serializable (#412, #406)
• Dependencies tweaks (#414)
• Simplify PhpSettings checker (#415)