docs updated.
changes in localizer, breadcrumber and slider added.
test.
localizer, breadcrumber and slider plugins added
i18n module removed
localization functions updated.
breadcrumber added.
localizer is now a jquery widget.
created slider content widget.
slider and menu updates.
package.json moved in the root directory
utility directory created for utility libraries.
menu moved in scripts directory.
i18n library is not a jquery widget.