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

9.2.6: Namespace import fix

• Fixed relative type names with namespace imports - @thekid

9.2.5: Exponent notation fix

• Fixed issue #43: Exponent notation - @thekid

9.2.4: Generic types fix

• Merged PR #41: Migrate to new testing library - @thekid
• Fixed lang.ast.nodes.TypeDeclaration::declaration() for generics
  (@thekid)
• Fixed lang.ast.types.IsGeneric::literal() not returning a fully
  qualified type name
  (@thekid)
• Fixed endless loop with syntax errors in new - @thekid

9.2.3: Language cloning fix

• Fixed cloning of lang.ast.Language instances - @thekid