Revert "Add function to get changes since last Sync in ListHistory"

This reverts commit ede4a97f4abc9380629817327cf1b604f67cc01a.
Revert "Add function to get changes since last Sync in TaskHistory"

This reverts commit 92f534c6ca0d424878caf783fb88702c5b5aa2d5.
Revert "DB changes should be have this order"

This reverts commit c89b49e66682e30fca5d133b34cd9ada9bc891a1.
Reverte DataHistoryChanges