Update nodes to new API

[matthewscharles]

See warnings below:

\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(118): warning C4996: 'Metasound::FCreateOperatorParams': Update APIs to use FBuildOperatorParams. Operator creation routines should have the following signature "TUniquePtr CreateOperator(const FBuildOperatorParams&, FBuildResults&)" Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(50): warning C4996: 'Metasound::TInputDataVertexModel': TInputDataVertexModel is deprecated. Replace with TInputDataVertex Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(51): warning C4996: 'Metasound::TInputDataVertexModel': TInputDataVertexModel is deprecated. Replace with TInputDataVertex Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(52): warning C4996: 'Metasound::TInputDataVertexModel': TInputDataVertexModel is deprecated. Replace with TInputDataVertex Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(55): warning C4996: 'Metasound::TOutputDataVertexModel': TOutputDataVertexModel is deprecated. Replace with TOutputDataVertex Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(122): warning C4996: 'Metasound::FCreateOperatorParams::InputDataReferences': Update APIs to use FBuildOperatorParams. Operator creation routines should have the following signature "TUniquePtr CreateOperator(const FBuildOperatorParams&, FBuildResults&)" Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(125): warning C4996: 'Metasound::FCreateOperatorParams::OperatorSettings': Update APIs to use FBuildOperatorParams. Operator creation routines should have the following signature "TUniquePtr CreateOperator(const FBuildOperatorParams&, FBuildResults&)" Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(126): warning C4996: 'Metasound::FCreateOperatorParams::OperatorSettings': Update APIs to use FBuildOperatorParams. Operator creation routines should have the following signature "TUniquePtr CreateOperator(const FBuildOperatorParams&, FBuildResults&)" Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.
\plugin\HostProject\Plugins\MetasoundBranches\Source\MetasoundBranches\Private\MetasoundSahNode.cpp(127): warning C4996: 'Metasound::FCreateOperatorParams::OperatorSettings': Update APIs to use FBuildOperatorParams. Operator creation routines should have the following signature "TUniquePtr CreateOperator(const FBuildOperatorParams&, FBuildResults&)" Please update your code to the new API before upgrading to the next release, otherwise your project will no longer compile.

[matthewscharles]

Started this on a new branch:
https://github.com/matthewscharles/metasound-plugins/tree/Update-to-current-API