feat(view): add empty, retry and loading view setters

fix(constraint): bias

fix(library): attr

chore: animations

Fix: when parent is FragmentContainerView #42

Merge #39

Refactor: v3.0.0 #38

v2.2.0: can not implementation constraintlayout #34

v2.1.1: optimization showView #31 [ci skip]

v2.1 #30 [ci skip]