wl#9534 InnoDB_New_DD: Instantiate InnoDB in-memory metadata with  newDD objects
wl#9530 InnoDB_New_DD: FTS index support for newDD
wl#9531 InnoDB_New_DD: Enable table encryption and transparent  compression
wl#9532 InnoDB_New_DD: InnoDB_New_DD: Move data dictionary tables to a  single tablespace
wl#9559 InnoDB_New_DD: Support in-place ALTER PARTITION
wl#9537 InnoDB_New_DD: Support InnoDB table import/export for new DD
wl#9357 InnoDB: Upgrade steps for new data dictionary
wl#9570 Extend SHOW statements to list hidden  columns and index information
wl#9461 Upgrade for Innodb Internal Dictionary Migration

This is the InnoDB side of work to support an unified metadata system between MySQL server and
Storage Engines. It removes the InnoDB dependency on InnoDB system tables, that is, all InnoDB
metadata are now read from server objects, instead of reading from InnoDB system tables.

In these wls, we replaced dict_table_open_* (on_id/on_name) with their newDD counterpart.
It replaced metadata instantiation (dict_load_table etc.) with newDD counterpart too.
And also, we migrated all related features, like partition, encryption, compression and
import/export etc. Upgrade from mysql-5.7 is supported as well.