parser class with only complete and delete command parser function
add skeleton controller class
javadocs added,a parser class with methods to return command type and task name
Added data storage class skeleton
Corrected mistake in data controller file directory
Removed deleted file
Merge branch 'hyungjon-data'
Merge branch 'sun-controller'
UI modified to enable display of floating task and deletion of floating tasks for tutorial showcase purpose
refractoring some of the magic numbers for UI component
test commit
replaced textarea with listview control