1.7.1

• Require guzzlehttp/guzzle ^7.12.3 and guzzlehttp/psr7 ^2.12.3
• Require guzzlehttp/command ^1.5.1 and guzzlehttp/uri-template ^1.0.8
• Fixed XML response parsing for default-namespace sentAs object properties
• Report PCRE errors separately from ordinary schema pattern mismatches