Add Command Class, Enum and Create class
Delete all OO classes from this branch
Add CRUD classes
change Naming in CRUD classes
Fixed the Date Format in Parser Class
Fixed the Read class. All CRUD can work. Undo not yet. ExecutionClass change name to CommandClass to make it Command patterned.
Update the logic component with more OO classes. OpenClosed Principle
Merge OOLogic branch and main
merging conflicts
Merge branch 'master' of https://github.com/cs2103aug2014-t11-4j/main
Merge branch 'master' of https://github.com/cs2103aug2014-t11-4j/main
Delete IndigoMain and merge the other files
Merge branch 'master' of https://github.com/cs2103aug2014-t11-4j/main