Method: DISPLAY_OLD_DX_LOGS
Method: SAVE_DX_LOG
Method: HANDLE_PROJECT
Method: DISPLAY_DX_LOG
Method: GET_INSTANCE
Method: VALIDATE_DATE_IN_PAST
Method: SHOW_HELP
Method: ADD_MSG_TO_APPL_LOG
Method: ADD_MSG_TO_LOG
Method: CREATE_LOG
Method: VALIDATE_DATE_FORMAT