fdo#47677 - Track Changes Toolbar

Added new toolbar ("Changes") which contains accept, reject, comment,
protect, accept or reject, record and show within Writer.

Change-Id: Ic541f95f09b3897cdabd23a6e1070809f361cc16
Moved some hxx that were included once...

..and are included by another headers

Change-Id: I1adfac86525105188b68f512bcbf3b4f4a0fc490