0.49.7

• Redundant self is now correctly removed in if let assignments
• Fixed infinite recursion bug that would cause formatting to time out for some inputs
• Lint failure now returns an error code when using stdin, matching behavior for file inputs
• Fixed bug where parens were incorrectly removed around optional ranges
• Updated unusedParens rule for new shorthand if let syntax in Swift 5.7
• Updated indenting of function chains to match latest Xcode behavior
• Fixed build error on macOS 10.11 and earlier