Implemented Option() class
remove taskIndex
Make some changes on LocalDateTime
Implemented TaskData( )
added json class files plus CustomSearch() and minor mods for assist
classes
implemented FileManager.java to handle file matters
implemented basic storage methods
rough parser before edit
rough parser before edit
make static methods non-static and amend affected areas
Merge branch 'Parser'
Logic First Try
Test
Parser Test
fix bug in Logic, add "exit" in Parser => now can add and delete
Modify: Demo Walking skeleton
Merge branch 'master' of https://github.com/cs2103aug2014-t16-2j/main.git
Demo: Walking Skeleton