modified a lot: added new variables to task to store description, added methods to get, set, change description. Added methods to delete a task. Now it covers all basic functionalities of CRUD
Now it shows a welcome message!
add test for delete
Merge the two branches together
Add API framework for File IO component
update the author
Merge branch 'master' of https://github.com/cs2103aug2014-f10-1j/main into temp
modified stream.java