Changes to README
Changes to README

liancheng/spark-avro,databricks/spark-avro,JDrit/spark-avro,CrazyJacky/spark-avro,devfreesg/spark-avro,JoshRosen/spark-avro,databricks/spark-avro,marmbrus/spark-avro,alexanderfield/spark-avro,fvlankvelt/spark-avro,JoshRosen/spark-avro,marmbrus/spark-avro,mkanchwala/spark-avro,tresata-opensource/spark-avro,fvlankvelt/spark-avro,nvoron23/spark-avro,devfreesg/spark-avro,tresata-opensource/spark-avro,CrazyJacky/spark-avro