v2.15.9
Table: revert sync fixed table rows height (#21486)
Table: optimize performance (#21330)
SSR feature
Table: register scrollbar in filter-panel (#16246)
Table: fix header table not display (#17341)
Table: column header can be costumed (#17291)
Descirptions: avoid table style conflict (#21254)
Table: fix toggleAllSelection bug when table is empty (#21456)
Table: fix el-checkbox not imported issue(#21796,#20625) (#21828)
fix: codepen vue version and table-header sync (#21863)
Table: height accepts more units (#16013)