Removed: scanner advanced option: check for dupes (it's enabled by default now) Removed: scanner advanced option: use optimized rompath scan (it's enabled by default now) Added: scanner info line besides setinformation button to indicate not enabled sets/systems/chd regions Added: unbind all button for system picker window Misc: optimized time needed for sysdefpath autodetection (roughly 10x faster) Misc: changed file attribute routines to win32 api to avoid assertions on illegal dates Fixed: system picker's last entries can't be edited Fixed: deprecated dat loader did not force utf8 encoding