Add CreateClassProxy overloads using typeparams

[backstromjoel]

No description provided.

[stakx]

@backstromjoel, your new changes to IProxyGenerator cause changes to the ref/ contract files. You'll need to re-commit those too to get CI to pass.

[backstromjoel]

@backstromjoel, your new changes to IProxyGenerator cause changes to the ref/ contract files. You'll need to re-commit those too to get CI to pass.

Will fix tomorrow, thanks for the quick feedback. I'm new to the whole open source thing so thanks for keeping your patience :)

[stakx]

No worries, you're doing well so far! Your contribution is appreciated. And tomorrow's soon enough, you don't need to rush. :-)