Update strings.xml

    <string name="december">Декабрь</string>

    <!-- in January -->

    <string name="in_january">in January</string>

    <string name="in_february">in February</string>

    <string name="in_march">in March</string>

    <string name="in_april">in April</string>

    <string name="in_may">in May</string>

    <string name="in_june">in June</string>

    <string name="in_july">in July</string>

    <string name="in_august">in August</string>

    <string name="in_september">in September</string>

    <string name="in_october">in October</string>

    <string name="in_november">in November</string>

    <string name="in_december">in December</string>

    <string name="in_january">в январе</string>

    <string name="in_february">в феврале</string>

    <string name="in_march">в марте</string>

    <string name="in_april">в апреле</string>

    <string name="in_may">в мае</string>

    <string name="in_june">в июне</string>

    <string name="in_july">в июле</string>

    <string name="in_august">в августе</string>

    <string name="in_september">в сентябре</string>

    <string name="in_october">в октябре</string>

    <string name="in_november">в ноябре</string>

    <string name="in_december">в декабре</string>

    <string name="monday">Понедельник</string>

    <string name="tuesday">Вторник</string>