Fixed custom pluralization for russian

src/plugins/i18n.js

@@ -43,25 +43,22 @@ const i18n = new VueI18n({
 		 * @returns a final choice index to select plural word by
 		 */
 		ru: function(choice, choicesLength) {
-			if (choice === 0) {
-				return 0
-			}
 			var n = Math.abs(choice) % 100
 			var n1 = n % 10
 
 			if (n > 10 && n < 20) {
-				return 3
-			}
-
-			if (n1 > 1 && n1 < 5) {
 				return 2
 			}
 
-			if (n1 == 1) {
+			if (n1 > 1 && n1 < 5) {
 				return 1
 			}
 
-			return 3
+			if (n1 == 1) {
+				return 0
+			}
+
+			return 2
 		}
 	}
 })