New Feature: Added support for Python 3.8 ability to use unpack operators within return or yield statements.
New Feature: Added support for Python 3.8 f-string expressions that end in "=".
Bug Fix: Reduced size of pyright extension by 70%+ by deleting large "LSIF" files that have started to be included in some of the dependent modules.
Bug Fix: Fixed analysis of the second (optional) parameter of assert statements.
Bug Fix: Fixed issue that caused Callable type not to be assignable to generic Type[_T] parameter.
Bug Fix: Fixed bug where unpack operation was not allowed in right-hand side of simple assignments.