private void RegisterLocalizedHandlebarsHelpers(IComposerHost host)
{
ILocalizationProvider localizationProvider = host.Resolve <ILocalizationProvider>();
host.RegisterHandlebarsHelper(new FormatValueHelper());
host.RegisterHandlebarsHelper(new IfIsLocalizedBlockHelper(localizationProvider));
host.RegisterHandlebarsHelper(new LocalizeHelper(localizationProvider));
host.RegisterHandlebarsHelper(new LocalizeFormatHelper(localizationProvider));
}