Merge pull request CymChad#2628 from CymChad/revert-2626-androidx Revert "merge new feature to Androidx "

Merge remote-tracking branch 'remote/androidx' into androidx 

Merge pull request CymChad#2625 from AllenCoder/master rm unused resource

Merge pull request CymChad#2558 from AllenCoder/master 1. fix Call requires API level 17 (current min is 14): and update readme

AndroidX refactoring 

Merge pull request CymChad#2429 from NFLeo/master Add section multiple combination type and demo

Merge pull request CymChad#1929 from humazed/master fixed the issue CymChad#1928 regarding onItemSwiped callback.

Merge pull request CymChad#2220 from AllenCoder/master fix build error

Merge pull request CymChad#2139 from AllenCoder/master refactor multipleItemRvAdapter

Merge pull request CymChad#2126 from AllenCoder/master 1 add new api closeLoadAnimation