Temporary fix for bxSlider having a smaller height and cutting of image
Revert "Temporary fix for bxSlider having a smaller height and cutting of image"

This reverts commit 06434d5dcc5824bf5f10a2512335ff6d0be13f00.

Figured out the actual problem causing 16px height issue.
Fixing slider margin issue that caused height cropping
fixing slider loading last item first

Implementing @thdoan's fix for that.
https://github.com/wandoledzep/bxslider-4/issues/432
Merge pull request #470 from lcb931023/master

Fixing slider ul's browser default margin and padding, as well as slider bug of showing last item first