Gedit encoding
for Ubuntu 10.04:
sudo apt-get install gconf-editor
launch: gconf-editor
select in tree: apps -> gedit-2 -> preferences -> encodings
set: auto-detected = at the top "windows-1251"
For Ubuntu 12.04:
gsettings set org.gnome.gedit.preferences.encodings auto-detected "['UTF-8', 'WINDOWS-1251', 'CURRENT', 'ISO-8859-15', 'UTF-16']"
