v0.9.1

Improvements:

• Add option to allow new.target meta-properties outside functions (ParserOptions.AllowNewTargetOutsideFunction).
• Improve performance of for-await-of loop parsing.
• Improve error reporting regarding for loops.

Breaking changes:

• Change the type of CatchClause.Body, TryStatement.Block and TryStatement.Finalizer to NestedBlockStatement (which is sealed).