started work on io version

src/ftp/ClientConnection.java

src/ftp/Connection.java

src/ftp/Controller.java

src/ftp/Dstore.java

src/ftp/DstoreConnection.java

src/ftp/Server.java

testingWithClient/Client.java

testingWithClient/ClientMain.java

testingWithClient/Controller.java

testingWithClient/Dstore.java

testingWithClient/DstoreConnection.java

testingWithClient/DstoreFile.java

testingWithClient/Index.java

testingWithClient/Server.java

testingWithClient/client-1.0.1.jar