Remove empty strings in Russian traduction in order to fallback on the English
ones.
16373c4cd73330fa568960a11a6ee7aea6886a4d sfr-release
bccd99644eac57bb19a239697704db089dd585f7 0.1
af35b5109f172411de5798991e89919b7ed5cf85 0.1.1
25f6fded204ab05c9f89556cbc08cd191e0f2c52 0.1.2
c77d496146964d9239b4c45446d99b960415a4a6 0.1.3
1b88edb34d96acb5795b8d28e58b974f1bf2c1d6 0.1.4_rc