11.0.0: XP 12 compatibility, logical assignments

• Merged PR #51: Logical Operators and Assignment Expressions - @thekid
• Made this library compatible with XP 12, droppping support for all but
  the latest PHP 7 version. Minimum PHP version required is now 7.4!
  (@thekid)

10.3.1: Closure parsing fix

• Added PHP 8.4 to the test matrix - @thekid
• Fixed parsing captures and return types for closures - @thekid

10.3.0: Line numbers @ start

• Merged PR #49: Record starting line numbers for multi-line nodes
  (@thekid)

10.2.3: Signature::insert() fix

• Fixed Signature::insert() - @thekid
• Refactored code base to use the class loading mechanism instead of the
  Package class from lang.reflect. See xp-framework/rfc#338
  (@thekid)

10.2.2: Legacy array syntax

• Fixed legacy array() syntax being parsed into an invocation instead
  of an array literal
  (@thekid)

10.2.1: Trailing commas fix

• Fix trailing commas in annotation lists - @thekid

10.2.0: Holder reference removal

• Merged PR #47: Remove holder property for members - @thekid

10.1.0: Return by reference

• Merged PR #46: Implement returning by reference from methods - @thekid

10.0.0: Variable variables & expressions

• Heads up: Instances of lang.ast.nodes.Variable can contain
  the name as well as other variables or expressions. The name
  property is renamed to pointer to reflect this change.
  (@thekid)
• Merged PR #44: Parse expressions like $this->{$member} into
  lang.ast.nodes.Expression instances.
  (@thekid)

9.2.7: Braced exprssions fix

• Fixed various expressions inside braces - @thekid