I erased my app ( mac app store ) it is not available thru apple.com download only thru software update option thru mac os x it self. I need to erase a string from my update list so when I run update software computer will download it again..... so, I need to find a plist thru a terminal or jus thru a finder to erase correct line ...... dont know how to find a list... or where mac os x keeps it.... please let me know with a full path if possible.... thank you