------------------------------latest version----------------------------
SDK version number: ShadowSDK2020
Recommended Unity Version:2019.2.3f1
Date:20200102
ShadowSDK3.0.0 document directory
Assets\Documents\zh


------------------------------history version----------------------------
SDK version number: ShadowSDK2.0.7
Recommended Unity Version:2017.3.0f3
Date:20181221 
ShadowSDK2.0.7 official download address:
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.7.zip
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.7.unitypackage
ShadowSDK2.0.7 Release Notes
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.7%20Release%20Notes.pdf


------------------------------history version----------------------------
SDK version number: ShadowSDK2.0.6
Recommended Unity Version:2017.3.0f3
Date:20181210 
ShadowSDK2.0.6  official download address:
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.6.zip
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.6.unitypackage
ShadowSDK2.0.6 Release Notes
http://www.shadowcreator.com/developer/zip/ShadowSDK2.0.6%20Release%20Notes.pdf