* [Java] improve docs with adding default value for additional properties * remove using File.separator for sourceFolder/projectTestFolder path * Improve artifactId and artifactVersion description * update doc java pkmst and sample
* Rename ".swagger-codegen-ignore" to ".openapi-generator-ignore" * Rename setGenerateSwaggerMetadata(Boolean) to setGenerateMetadata(Boolean) * Rename Metadata Folder to .openapi-generator