5.4.0
style: using utility methods for type checking.
fix: remove explicit input 'false'(default) from getShallow
refact: fix bugs caused by the refactor. export types
refact: put all core modules in the core dir. only do export in lib/echarts
chore: add legendPlain. the original legend contains scrollable
refact: make components installable
fix(type): optimize types for dts bundling