Merge pull request #1 from bbcallen/master

update it
Merge pull request #2 from bbcallen/master

update
修复被虚拟按键挡住的问题，及虚拟按键随控制条显隐
Medialist player
索引修正
Merge pull request #1 from yrom/master

修复被虚拟按键挡住的问题，及虚拟按键随控制条显隐