Further refactored word wraps based on standards
Hotfix main method for eclipse run config
Added filter to allow user filter tasktype
Merge remote-tracking branch 'origin/search_logic'
Refactored ViewCommand & SearchCommand
Fix formatting problem for SEARCH and VIEW
Fix logic bug when setting up logger
Reverted exception throwing as not applicable
Added code tagging for Jason
new unit test case: deleteNotExistTask
new unit test case: update date
new unit test case: update task that does not exist
new unit test case: update wrong type task
new test case: update task already pass the current time
fix wrong-naming test case
#115 new test case: mark task does not exist
rewrite java doc of confirmTask test case
new unit test case: confirm test case does not exist
new test case: confirm task not tentative
#115 new unit test case: confirm invalid date id