0.61.14.1

Fixes

• TweakPlug : Fixed loading of files saved from Gaffer 1.0.0.0 and above.

• ShaderQuery and ShaderTweaks : Fixed error TypeError: object of type 'NoneType' has no len() when clicking “Input” column of a shader row.

• OSLObject/OSLImage : Fixed bug which resulted in undefined values for derivatives.