好资源不解释，直接看官方更新日志：
https://keenthemes.com/metronic/changelog.html
Metronic v5.3 - 24 June, 2018
New
RTL(Right To Left) Support. Preview it here.
New Login 6 page. Preview it here.
Fixes
Fix mDatatable checkbox selection should be removed after datatable reload() call.
Fix Owl Carousel missing images.
Fix mUtil.scrollTo API function issue.
Fix Sticky Form Actions on Aside toggle.
Fix mWizard Form Wizard JS error on form validation.
Fix Custom Scroller height issue on mobile.
Fix Demo3 fixed aside mode issue.
Fix Demo2 subheader margin issue on tablet and mobile modes.
