Files in this directory (mostly for developers):

README            - this document
epl-5700.c        - pbm to 5700L filter
epl-5800.c        - pbm to 5800L filter
epl-protocol.pdf  - notes on the header fields, etc.
epl5x00l.c        - later pbm to 5900L filter
message.eml       - the original e-mail from Roberto. It 
                      contains the first version of the 5900L
                      filter, from which the 5700L/5800L filter
                      derived.