add addressable demo

Demo/Addressable/.gitattributes

-*.exe filter=lfs diff=lfs merge=lfs -text
-*.tif filter=lfs diff=lfs merge=lfs -text
-*.png filter=lfs diff=lfs merge=lfs -text
-*.wav filter=lfs diff=lfs merge=lfs -text
-*.ogg filter=lfs diff=lfs merge=lfs -text
-*.mp3 filter=lfs diff=lfs merge=lfs -text
-LightingData.asset filter=lfs diff=lfs merge=lfs -text
-*.fbx filter=lfs diff=lfs merge=lfs -text
-*.exr filter=lfs diff=lfs merge=lfs -text
\ No newline at end of file

Demo/Addressable/.gitignore

-**/[Ll]ibrary/
-**/[Tt]emp/
-**/[Ll]ogs/
-**/[Oo]bj/
-**/[Bb]uild/
-**/[Bb]uilds/
-**/AssetBundles/
-**/Assets/AssetStoreTools*
-**/SerializedBuildInfo/
-**/WebGLTemplates/
-**/WX-WASM-SDK/
-.DS_Store
-
-# Visual Studio 2015 cache directory
-/.vs/
-/.idea/
-
-# Autogenerated VS/MD/Consulo solution and project files
-ExportedObj/
-.consulo/
-*.csproj
-*.unityproj
-*.sln
-*.suo
-*.tmp
-*.user
-*.userprefs
-*.pidb
-*.booproj
-*.svd
-*.pdb
-
-# Unity3D generated meta files
-*.pidb.meta
-
-# Unity3D Generated File On Crash Reports
-sysinfo.txt
-
-# Builds
-*.apk
-*.unitypackage
-Plugins.meta
-*/Plugins/Editor.meta
-*/Plugins/Editor/JetBrains
-*/Plugins/Editor/JetBrains.meta
\ No newline at end of file