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

Coleco ColecoVision emulator for Android has been updated recently. Changes:
- added initial portrait mode orientation (set Video->Orientation in the menu);
- optimized assembler rendering routines for portrait mode resolutions;
- fixed accidental exits on Motorola Xoom;
- fixed crashes on Samsung Galaxy S2;
- fixed accelerometer handling for both handsets and tablets;
- the Android SEARCH button will now fast-forward emulation;
- fixed fast-forwarding feature.
News source: http://www.emucr.com