via http://emu-russia.net/en/

Sega Master System/Game Gear emulator for Android has been updated. Changes:
- Now killing zombie processes left by some activities.
- Games start faster, after optimizng the utility library.
- Reduced switch times between Settings, Exchange, etc.
- Only starting Google Analytics when needed and keeping one instance.
- Added cheats for 25 more games to the Cheatopedia.
- Added Shinobi and Shadow Dancer to the Cheatopedia.
- Added Street Fighter 2 and Streets of Rage to the Cheatopedia.
- Added Shadow of the Beast to the Cheatopedia.
- Added Smash TV to the Cheatopedia.
News source: https://play.google.com