* Added check for HttpResponseException in Java object GET examples (404 handling)
* Switched .NET examples to use classes and methods (resolved IDE error regarding compilation and top-level statements)
* Updated Gradle project for Java examples
* Corrected indentation in Node.JS examples
* Resolves issue with JSON body not being interpreted when making PUT/POST calls
* Reduce code length/complexity by instantiating request credentials within the request factory instead of in each request
* Added issuer creation and permissions update examples to all templates
* Generated new outputs for each template
* Updated Google SDK version sfor C#, Java, PHP, and Python templates
* General formatting and linting updates
* Additional commenting
* Added stronger typing of variables in C# and Java examples