4.0.1
[release] 4.0.0 (#1291)
remove unnecessary assets
fix[ErrorLog]: fixed error log dialog z-index bug (#1844)
tweak spelling mistake
perf[Tree-Table]: organize the structure and add documentation (#1673)
docs: refine i18n (#1848)
fix[Sidebar]: fixed external link bug (#1870)
feature[Sidebar]: add activeMenu option (#1833)
feature[Vuex]: auto import vuex modules(#1815)
fix[Sidebar]: fixed sidebar background css bug
perf[request.js]: optimize error message
fix[Excel]: fixed export bug (#1736)
feature[Icons]: add element-ui icons demo (#1865)
chore: update eslint && lint code