When I install cpmfetch the thumnails show like this:
http://fc03.deviantart.net/fs71/f/2013/329/5/b/wrw_by_nadezhda297-d6vludr.png (http://fc03.deviantart.net/fs71/f/2013/329/5/b/wrw_by_nadezhda297-d6vludr.png)
I installed the recomended version (2.0), then I tried with 1.8 and 2.1 but it didn't work.