log

age author description
2008-02-08 meillo added checks for null pointer; print echoes as char or number now (depends on value); all logging goes to stderr now; new nodes blackhole and times (not implemented yet)
2008-02-07 meillo trivial output improvement
2008-02-07 meillo added input; added nextNode, lastNode, insertLast
2008-02-07 meillo added difference between char and number
2008-02-07 meillo added features (print, sum, number); split in header file
2008-02-07 meillo initial commit