Update Sort & Uniq.plist

http://unix.stackexchange.com/questions/76049/what-is-the-difference-between-sort-u-and-sort-uniq
$ cat need2sort
pma2005
PMA2005
pma2005

$ LC_CTYPE="C" sort -fu need2sort
pma2005

$ LC_CTYPE="C" sort -f need2sort | uniq
PMA2005
pma2005