Artifex history:

0.27 -> 0.28
------------

- Increased emulation speed 
- Better sound emulation
- Fixed bugs in the GUI
- New full screen emulation code (slower)
- Fixed decimal mode ADC/SBC in CPU emulation (XZap works fine)
- Saving from memory implemented
- Improved Plus/4 System Information sheet
- Using absolute path when loading ROM files
- Vertical Blank synchronization in full screen modes
- Fixed timers

0.28->0.29
----------

- Fixed debugger marker on the last disassembled line that caused wrong color
- Game Database has been added from WinEMU
- Fixed CPU instructions
- A lot of illegal CPU opcodes has been implemented:
  * crunched version of Jack Attack works better
  * AmoebaT is playable
  * Lone News starts without error messages
- TED Slow/Fast mode has been implemented
  * Blaze is playable, before it was too fast
- Fixed TED:
  * Droid One displays correct images
- Fixed Timers:
  * protectors work -> Gordian Tomb works perfectly
- Sound register read bug has been corrected, the following games produce correct sound:
  * Atlantis
  * Bongo
  * The Revenge
- Memory Dump has new popup menu and keyboard shortcut for easier naviagation
- The annoying "Chage directory" bug of file dialog boxes has been fixed
- No more "Alt+some key" repeat problems
- Some GUI improvements
- Frame Skipping is available for slower machines
- "Always on top" has been removed
- Settings save feature
- "Open with" function works with prg files
- Fixed absolute path bug when changing type of the emulated machine
