0.49.10

• Added preliminary support for Swift 5.7 regular expression literals
• Fixed conflict between wrapMultilineStatementBraces and indent rules
• Fixed bug where arguments referenced using $ prefix were incorrectly marked as unused
• Fixed enumNamespaces bug where class modifiers were mistakenly converted to enum
• Fixed bug where preferKeyPath mangled functions using multiple trailing closure syntax
• Unterminated string literals are now treated as an error