version release 3.1.0-beta

chore(release): released 2.2.1

fix(android,ios): change version to 2.2.0

chore(release): released 2.1.6 (Tencent#459)

chore(release): released 2.1.5 (Tencent#446)

fix(ios): update props without shadowview

chore(release): released 2.0.3

chore(release): released 2.0.2

chore(react): fixed MyView changeColor execution issue