Here's whatsnew:
Shell:
Additions:
- Menu option for DIP switch window popup on file load.
- Movie recording now supported during netplay.

Changes:
- Smaller netplay data packets.
- Minor GUI adjustments.
- Refactoring.

Fixes:
- Scaling artifacts with NTSC filter on certain resolutions.
- Auto NTSC/PAL window resize bug.
- Sound stuttering on window clicks.
- Netplay bugs/quirks.
- Joystick auto-calibration bug.

Core:
Additions:
- Mapper 63.
- Mapper 121 and 134. Info from CaH4e3.
- Mapper 136 for Sachen board SA-002 3011. Info from Enri.
- Mapper 178 for "San Guo Zhong Lie Zhuan (Ch)". Info from temryu.
- UNIF boards: AX5705, T-230, CTC-65 and 190IN1. Info from CaH4e3.
- Adaptive sound streaming synchronization.
- More optimization hints for GCC.
- Database entries.

Changes:
- Movie file format rewritten. Older files will no longer work (sorry, had to
be done sooner or later). New format is much more flexible and extendable.
- Lower memory consumption.
- APU speed optimizations.
- Most DIP switches are now configurable through dialogs instead being
soft-reset-triggered.
- Board names. Info from Pongbashi and Bootgod.
- Refactoring.

Fixes:
- Mapper 41 and 43.
- Mapper 112. Fixes "Fighting Hero III". Info from temryu.
- Minor save state inaccuracy.
- FDS sound emulation inaccuracy.
Fixes "Nazo no Magazine Disk - Nazoraa Land Dai 3 Gou".
- Small rewinder bug.
- Database entries.

Get it here:
http://nestopia.sourceforge.net/

-Trebor