major changes between the releases:

0.7.x:
  a new plugin structure should make modlogan even more flexible

0.6.x:
  added the resolver which will transform ip's to there corresponding
  hostname. This feature is controlled by 'enable_resolver' in the global
  section. 
  
0.5.x:
  added a logfile splitter to divide the logfiles into pieces based on user
  defined rules
  
0.4.x:
  added a defaultconfigfile and a sorter
  
0.3.x:
  rearanged the plugin infrastructure and searchengine handling
  
0.2.x:
  added support for perl compatible regular expression via libpcre

0.1.x:
  the first notable release of modlogan
  
0.0.x:
  proof of concepts of the modular design of modlogan