Update to 2.13.3

Upstream changes:
(only for release 2.13.3)
This version is a bugfix release against 2.13.2. It includes about 40 bug
and documentation fixes and some minor improvements:

  * Fixed some macro issues (cc65).

  * Static const local data goes into RODATA, not DATA (cc65).

  * Fix error handling in .LEFT (ca65)

  * Fixed problems with 80 column mode (C128 library).

  * Fix problem when converting function to void pointer (cc65).

  * Fix register info for several runtime functions. Result was invalid code
    (cc65).

  * Fix smbx and rmbx instructions (da65).

  * Fix problem with .REPEAT (ca65).

  * Fix an error in the runtime division routine (cc65).

  * Fix problem with alignments >= 256 bytes (ca65).

  * The LINE function mistakenly enabled the BASIC ROM (TGI driver for C64).

  * Fix internal error caused by error recovery (or lack of) (cc65).

  * Fix invalid handling of signed int types in some cases (cc65).

  * Fix some issues with conio scrolling (C128 library).

  * Fix and improve the code for compares (cc65).

  * Fix some macro issues (ca65).

  * Fixed/improved several error messages (all tools).

  * Disallow __asm__ on global level (cc65).

  * Remove final jump to RESTOR for all CBM platforms (cc65 libraries).

  * Add missing export for CBM510 platform (cbm510 library).

  * Fix problem with access to structs returned by functions (cc65).

  * Fix an internal error in the code generator (cc65).

  * Merge back POSIX directory routines for the Atari (atari library).

  * Merge back Olivers C interrupt handling code (cc65 libraries).

  * Several documentation changes.

  * Several documentation fixes and improvements.


(wen)