Making scribengin an object
Fixing issue with injecting variables
Made stringrecordwriter singleton, small improvements
Moving config around, adding miniHDFS builder
Adding test for writer, able to bring up miniHDFS server for tests now
Fixing comments
Fixing comments
Fixing comment
Changing test to use append() method, but causes failure
Fixing test - MiniHDFSCluster config issue
Fixing test - MiniHDFSCluster config issue
Functional Kafka Reader.