Added a reference list to drop coordinator
Setup Coordinator, added ToCoordinatorConnectionHandler file to handle connections towards the server.
Added some comments about the protocol implementation in the coordinators
Merge remote-tracking branch 'origin/master' into kylee
Added try catch when sending files; so that exception is expected.
This is when the recepient closes the socket connection.
Removed ToCoordinatorConnectionHandler class and merged it with
CoordinatorConnectionHandler
Added registration of server when connecting.
Merge branch 'master' of https://github.com/addicteduser/CSC611M-DropOS.git
Added respondWithRequest method stub.
Made PacketHeader a non-abstract class.
RegisterPacketHeader created.
Turned the delimiter to
Added DeletePacketHeader class
Sending an index will now require updating the index file before sending
it.

Client will now add the changes from the offline changes.
Removed disregard package.
Merge branch 'master' of https://github.com/addicteduser/CSC611M-DropOS
DropOS protocol now ignores files that start with .
Updated SynchronizationEvent to use : instead of spaces for delimeter
Resolution stored on CoordinatorConnectionHandler class.
Files are now written on a temporary folder prior to writing to actual
folder.

FilePacketHeader.writeFile is implemented.