* config files (*.ini, *.cfg, *.txt) have moved from addons/amx to addons/amx/config (including plugins.ini)

* modules (*.dll, *.so) have moved from addons/amx/dlls to addons/amx/modules (now only AMX is in addons/amx/dlls)

Notes:
o CSStats' data file csstats.dat has moved to amx/modules as well
o you don't have to specify the path anymore in modules.ini