0.3 - graphs in bits per second
    - fixed bug with creation of the monthly graphs
    - rewrite of the graph() function
0.2 - added ability to do ip accounting on cisco routers via ip accounting feature
    - logfils with the accountng data are the same that another accounting package uses (sasacct) available
      at http://rousse.pm.org/sasacct/. You can use the two packages as one.
0.1 - first release
