1.13.1

This release fixes a number of bugs that were discovered in 1.13.0:

• Windows installer was missing some standard library files.
• Fixed a regression where generics and ports could not be referenced in external names (#921).
• Fixed a crash when an unconstrained port with a default value is associated with open.
• Fixed a duplicate symbol linker error with some uses of the 'delayed attribute.
• Fixed a crash when an aliased subprogram is matched by a generic subprogram <> (#924)
• Fixed a crash when a generic package containing a subprogram is passed to an entity package generic (#925).
• Fixed an intermittent "failed to suspend thread" fatal error on macOS (#922).
• Fixed a crash when a shared variable is declared inside a instantiated generic package in 2019 mode (#923).
• Fixed a crash when a port with unconstrained array-of-record type is associated with a signal that has a static subtype.
• Fixed incorrect longest static prefix calculation for array slices containing 'length, 'left, 'right and similar attributes (#930).
• Fixed wrong result when slicing a generic that has an unconstrained array type (#931).

Special thank you to @bpadalino, @tmeissner, @Blebowski, @amb5l, @m42uko, @a-panella, @cmarqu, @albydnc, and @johonkanen for sponsoring me!