Added old-exceptions and no-site-python options and upped preference version to 4. Added balloon-help item to options dialog.
Added old-exceptions and no-site-python options and upped preference
version to 4.
Added balloon-help item to options dialog.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator