• feat: add support for SparkML CountVectorizer conversion #560
• docs: update sparkml doc; cleanups. #559
• fix: 'SparkSession' object has no attribute 'util' #557
• feat: add support for SparkML KMeansModel conversion #556
• fix: SparkML StandardScaler conversion fails when withStd or withMean is set to true #555
• fix: Converter for SparkML VectorAssembler does not support vector inputs correctly #554
• fix: ONNX conversion for Spark OneHotEncoder model #552