2.3.1
===
  
  Thanks to Christophe Fergeau, Nalin Dahyabhai, Breda McColgan, 
  Mariano Suarez-Alvarez, Shivram Upadhyayula, Mike Lei, Laszlo
  Kovacs, Kjartan Maraas, Pasupathi Duraisamy for help with this
  release.

  - fix compilation with old compilers
  - fix some memory corruption screwups in argument parsing, 
    and don't mangle post-"-x" options
  - make background shading really work
  - documentation updates
  - translation updates
  - clean up handling of dingus click in combination with 
    modifiers
  - dropped libzvt support
  - set application name for window group in window list
  - add --active command line option to preserve 
    active tab across sessions
  - add --tab/--window options
  - background scrolling now works
  - tab focus fix
  - honor "menus have icons" pref
  - clean up some duplicate mnemonics in prefs dialog 

2.1.4
===

  - filter out duplicate encodings in encoding menu (Nalin)
  - require GTK+ 2.2.0
  - don't leak GladeXML objects
  - add ISO-8859-2 support to encodings menu
  - fix up about dialog (Christian Neumair)
  - fix save/restore working dir on Solaris (Satyajit Kanungo)