v4.0.5.5_release_20220428

主要修改内容：
（1）渲染引擎升级，由之前的skia更换为自研的tgfx；
（2）移除2.0版本中的废弃接口；
（3）Android pag库的加载由之前的“libpag”修改为“pag”，如果使用so插件下发，需要进行适配；
（4）包体大幅减少：

• iOS单架构压缩由之前的1.93MB减少到691.98KB
• Android全架构压缩包由之前的7.94MB减少到3.77MB（完整版本）、2.67MB（noffavc版本，无内置软件解码器）

（5）Web端发布第一个稳定版本

Main revisions:
（1） Upgrade the rendering engine from the previous Skia to the self-developed tgfx;
（2）Remove the obsolete interfaces in version 2.0;
（3） The loading of the Android pag library has been changed from the previous "libpag" to "pag". If you use the so plug-in to deliver it, you need to adapt it;
（4）The package body is greatly reduced:

• iOS single-architecture compression reduced from 1.93MB to 691.98KB
• The Android full-architecture compressed package has been reduced from the previous 7.94MB to 3.77MB (full version) and 2.67MB (noffavc version, no built-in software decoder)

（5）The first stable version is released on the Web side