Changes since V12.3 (detailed changes):

• Astro Wars and Galaxia: improved emulation, improved sidebar, COLOURS command.
  
• Miscellaneous improvements and bug fixes.

Detailed changes between V12.3 and V12.4:

• wa: fixed background colour of menu item bitmaps.
  
• improved coin-op instructions in manual.
  
• linted all files (w/ PC-Lint 8.00m) except 3rd-party files (ajoystick, saveanim, simplerexx, unzip).
  
• various forgotten minor bug fixes.
  
• now coin-ops are presented to the user as 4 separate machines, not 2 groups of 2 submachines.
  
• aa: added missing m_updatedips() and g_updatedips().
  
• wa: zaccaria: address of screen under pointer is now shown on titlebar when GRIDLINES is #defined.
  
• zaccaria: improved colour emulation.
  
• astro wars: now has its own glyph, instead of using galaxia glyph.
  
• astro wars: improved collision detection.
  
• wa: now all glyphs are implemented as icons, not bitmaps.
  
• now using Samir´s new Italian catalog.
  
• aa: now under OS4, toolbars have no tooltips and no "selected" image, so that hopefully they might now work OK under OS4. :=(
  
• coin-ops: now each coin-op has a glyph on the sidebar.
  
• aa: put mason´s icons into icons/contrib/ directory.
  
• fixed: watchpoint handling bugs, esp. re. zaccaria banked memory.
  
• debugger CLI: zaccaria: added COLOURS command.