模块化
	修改:         metronic_admin/app.rb
	修改:         metronic_admin/controllers/view_layout.rb
	修改:         metronic_admin/views/index.erb
	重命名:       metronic_admin/views/layout_ajax.html -> metronic_admin/views/view_layout/layout_ajax.html
	重命名:       metronic_admin/views/layout_ajax_content_2.html -> metronic_admin/views/view_layout/layout_ajax_content_2.html
	重命名:       metronic_admin/views/layout_ajax_content_3.html -> metronic_admin/views/view_layout/layout_ajax_content_3.html
	重命名:       metronic_admin/views/layout_blank_page.html -> metronic_admin/views/view_layout/layout_blank_page.html
	重命名:       metronic_admin/views/layout_boxed_not_responsive.html -> metronic_admin/views/view_layout/layout_boxed_not_responsive.html
	重命名:       metronic_admin/views/layout_boxed_page.html -> metronic_admin/views/view_layout/layout_boxed_page.html
	重命名:       metronic_admin/views/layout_email.html -> metronic_admin/views/view_layout/layout_email.html
	重命名:       metronic_admin/views/layout_horizontal_menu1.html -> metronic_admin/views/view_layout/layout_horizontal_menu1.html
	重命名:       metronic_admin/views/layout_horizontal_menu2.html -> metronic_admin/views/view_layout/layout_horizontal_menu2.html
	重命名:       metronic_admin/views/layout_horizontal_sidebar_menu.erb -> metronic_admin/views/view_layout/layout_horizontal_sidebar_menu.erb
	重命名:       metronic_admin/views/layout_promo.html -> metronic_admin/views/view_layout/layout_promo.html
	重命名:       metronic_admin/views/layout_sidebar_closed.html -> metronic_admin/views/view_layout/layout_sidebar_closed.html
	修改:         public/metronic_admin/media/js/index.js