• Introduce AccessControllerPlugin to weave use of AccessController only if available.
• Fix use of incorrect type when chaining InvokeDynamic.
• Better emulate visitation order of ASM when creating types.
• Avoid writing duplicate entries for submitted subtypes in sealed types.
• Better encapsulate JavaDispatcher utility.
• Add frame padding to initialization handler when redefining or rebasing a class.
• Do not assume that TypeVariables are AnnotatedElements to support Java 7 and earlier.