Add pause function to LivingRoomDemo

src/RollABall/Assets/Scenes/LivingRoomDemo.unity

src/RollABall/Assets/Scripts/CameraFlyer.cs

src/RollABall/Library/CrashedAssetImports.txt

src/RollABall/Library/ScriptAssemblies/Assembly-CSharp.dll

...ollABall/Library/ScriptAssemblies/Assembly-CSharp.dll.mdb

src/RollABall/Library/assetDatabase3

...RollABall/Library/shadercompiler-UnityShaderCompiler0.log

src/RollABall/Temp/__Backupscenes/0.backup