Version 0.1.9
* Support for Mono >= 2.6
* Support for enabling groups of backends when building:
  --enable-standard-backends, --enable-experimental-backends and 
  --enable-all-backends.
* Customizable color highlighting in tasks.
* Clear "New Task..." text in inputfield on drag and drop, Anirudh Sanjeev
* Option to change category via context menu, Karsten Stöckmann.
* Hiveminder improvements, Johnny Jacob.
* Close task window on ESC keypress, Matt Enright
* Initial implementation of tooltip for the tray icon, Peter Johanson.
* Other contributors to this release: Gabor Kelemen, Steve George, 
  Ankit Jain
* Bugs fixes: #540983, #567730, #555242, #533182 #532915, #534749, #566052, 
  #563748, #563748, #572074, #567947, #609712, #574521
* Translation updates: cs, da, de, en_GB, eo, es, et, gl, gr, hu, id, it, ja, 
  nds, pl, pt, pt_BR, sl, sv, th, zh_CN.