* Makefile.in (ICONS): Added i-fifo.png to the list of icons.
* gicon.c (gicon_init): Load the proper FIFO and socket icons.
(gnome_file_entry_color): Return the proper icon for FIFOs.
* i-fifo.png: Added this file, and made i-sock.png be the right
image (thanks, Tigert!).
