Added private variables to DonCommand
Added set methods to DonCommand interface

setType(CommandType type);
setID(int ID);
setName(String name);
setDeadline(Calendar deadline);
setNewName(String newName);
setNewStartDate(Calendar newStart);
setNewEndDate(Calendar newEnd);
setNewDeadline(Calendar newDeadline);
Updated parseCommand method in DonParser
Set up setDonCommand method
Added test and checking add command method
Added and tested ADD TASK command
Added and tested ADD EVENT command
Added and tested ADD FLOAT command
Added and tested MARK and MARK ID command
Added and tested Search and Delete commands'

q
 v
Edited command format for input of task names
Merge branch 'master' of github.com:cs2103aug2014-w11-2j/main