Reorganised packages a bit.
Added a basic Header class.
Added exceptions.
Header throws exception if labels and nchans conflict.
Added ClientException.
Handles clientexceptions (prints error to System.out).
Serverthread closes connection and stops if version conflict occurs.
Added final clientAdress field.
ServerThread closes connection on any ClientException.
Added basic getHdr support.
Implemented put/get Header.
Wrote put_err and put_ok responses.
Fixed some formatting using eclipse save actions.
Added byteorder to message.
Fixed message construction.
Added put_hdr and get_hdr handling to the server loop.
Initialises a DataStore
Added writeGetError function.
Fixed error in writeHeader
Added exceptions to the datastore.