Fixed a bug where -[AQGridViewData copyWithZone:] wasn't copying left or right padding, causing layout issues after animated insertion/deletion.
Fixed a bug where -[AQGridViewData copyWithZone:] wasn't copying left or right padding, causing layout issues after animated insertion/deletion.

liuchungui/AQGridView,BITA-app/AQGridView,BlessNeo/AQGridView,UIKit0/AQGridView,0xced/AQGridView,shaohung001/AQGridView,shabbirh/AQGridView,beiliubei/AQGridView,BITA-app/AQGridView,ondrejstocek/AQGridView,0xced/AQGridView,liulinjian/AQGridView,shenhzou654321/AQGridView,kundanjadhav/AQGridView,AlanQuatermain/AQGridView,howandhao/AQGridView,beiliubei/AQGridView