Merge branch 'Ben's_branch' into linh-dev

Conflicts:
	src/todologApp/Controller.java
	src/todologApp/ToDoListTableModel.java
Beautify UI
Edit CommandEdit
fix adding, sometimes cannot add tasks
done with edit, change a little to parse days
add person and venue in Storage
change UI, make it works and looks nicer
Merge remote-tracking branch 'origin/linh-dev' into Ben's_branch

Conflicts:
	src/todologApp/CustomRenderer.java
	src/todologApp/FileStorageTest.java
	src/todologApp/ToDoListTableModel.java