doc: Add Russian translation.

* doc/local.mk (info_TEXINFOS): Add guix.ru.texi.
(TRANSLATED_INFO): Add {guix,contributing}.ru.texi.
* po/doc/local.mk (DOC_PO_FILES): Add guix-manual.ru.po.
* po/doc/guix-manual.ru.po: New file.

doc/local.mk

@@ -22,9 +22,10 @@
 # along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 info_TEXINFOS = %D%/guix.texi			\
+  %D%/guix.de.texi				\
   %D%/guix.es.texi				\
   %D%/guix.fr.texi				\
-  %D%/guix.de.texi				\
+  %D%/guix.ru.texi				\
   %D%/guix.zh_CN.texi
 
 %C%_guix_TEXINFOS = \
@@ -60,10 +61,12 @@ TRANSLATED_INFO =				\
   %D%/guix.de.texi				\
   %D%/guix.es.texi				\
   %D%/guix.fr.texi				\
+  %D%/guix.ru.texi				\
   %D%/guix.zh_CN.texi				\
   %D%/contributing.de.texi			\
   %D%/contributing.es.texi			\
   %D%/contributing.fr.texi			\
+  %D%/contributing.ru.texi			\
   %D%/contributing.zh_CN.texi
 
 # Bundle this file so that makeinfo finds it in out-of-source-tree builds.

po/doc/local.mk

@@ -20,6 +20,7 @@ DOC_PO_FILES=					\
   %D%/guix-manual.es.po				\
   %D%/guix-manual.de.po				\
   %D%/guix-manual.fr.po				\
+  %D%/guix-manual.ru.po				\
   %D%/guix-manual.zh_CN.po
 
 EXTRA_DIST = \