Fix for missing translations after changing default language

 index.html

@@ -32,12 +32,12 @@
                <form class="navbar-form navbar-left">
                    <div class="input-group">
                        <span class="input-group-btn">
                            <input type="text" class="form-control form-round-left" id="stop-name" placeholder="Stop name" autofocus="autofocus" />
                            <input type="text" class="form-control form-round-left" id="stop-name" placeholder="Nazwa przystanku" autofocus="autofocus" />
                        </span>
                        <select class="form-control" id="stop-name-autocomplete">
                        </select>
                        <span class="input-group-btn">
                            <button type="submit" class="btn btn-default" data-translate="go_button">Go</button>
                            <button type="submit" class="btn btn-default" data-translate="go_button">Dalej</button>
                        </span>
                    </div>
                </form>