message: Create Project button design (win)
diff: </DataTemplate>
  <DataTemplate x:Key="create-project-button-item-template">
  <Button Style="{DynamicResource Toggl.OutlinedButton}"
  + BorderThickness="0 1 0 0"
  + BorderBrush="{DynamicResource Toggl.Button.Primary.Background}"
  + Height="40"
  Command="{Binding CreateProject}"
  - CommandParameter="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=Popup}, Path=PlacementTarget}"
  - Content="Create project"/>
  + CommandParameter="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=Popup}, Path=PlacementTarget}">
  + <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
  + <Path Height="25"
  + Width="25"
  + Margin="0 -2 0 0"
  + Fill="{DynamicResource Toggl.DisabledTextBrush}"
  + Data="M12.894 6.5V12h5.5v1h-5.5v5.5h-1V13h-5.5v-1h5.5V6.5h1z" />
  + <TextBlock Style="{DynamicResource Toggl.BodyText}" Text="Create a new project" />
  + </StackPanel>
  + </Button>
  </DataTemplate>
  </ResourceDictionary>
  </UserControl.Resources>
  