Use  http://vems.hu/vt/
(not the files under http://vems.hu//download/round/ - these are old-style bundles with megatune. Vemstune has more features than megatune. Eg. the upgrade procedure is significantly simpler and less errorprone with vemstune) 

http://www.vems.hu/wiki/index.php?page=VemsTune
download from http://www.vems.hu/download/v3gui/

See
http://www.vems.hu/wiki/index.php?page=AfreshTiny
for more info.

Only the 0.x.x (like 0.4.8,  0.5.0) round firmware supports AIM. These files
are under AIMdisplay/