Updated Russian translation
Updated Czech translation
Updated Czech translation
Update git.mk and ignored files
fix running uninstalled

https://bugzilla.gnome.org/show_bug.cgi?id=693087
gnome-sudoku: Set error creating directory title/label as Translatable.

https://bugzilla.gnome.org/show_bug.cgi?id=703061
GObject.timeout_add_seconds is deprecated in favor of GLib.timeout_add_seconds

https://bugzilla.gnome.org/show_bug.cgi?id=701019
Update COPYING with the new FSF address

Bring uptodate with http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt

https://bugzilla.gnome.org/show_bug.cgi?id=693765
Clean/ignore .pyc files
Updated Traditional Chinese translation(Hong Kong and Taiwan)
Updated Czech translation
Updated Slovenian translation
Ensure printing dialog is transient for main window

Presenting printing dialog in full-screen mode makes the main window
disappear from view, as it is not transient for the main window

https://bugzilla.gnome.org/show_bug.cgi?id=705830
[l10n] Updated Italian translation.
Reduce the width of the About dialog
[l10n] Updated Italian translation.
Updated Spanish translation
Updated Czech translation
Updated Slovenian translation
Prepare 3.9.90