Netflix only has selected arcs of the earlier series, not every episode of all twenty-six seasons. Maybe they don't have enough servers.
It is Gallifrey from the moment of the end of the Time War that is time-locked. Gallifrey from when the Doctor was a child is still there in the past. As it was when the War Doctor returned there, along with Ten(nant/"inch") and Eleven, with the Moment just before end of the war. There is no contradiction.
As for what was on the bed, and what pulled off the bedspread out of focus looking a bit like an anthropomorphic horned lizard, we may never know. Just as we may never see the return of Eleven's nemesis the Dream Lord from "Amy's Choice" although they seemed to indicate foreshadowing galore, nor the Doctor's Daughter, even though she is flying through the cosmos on adventures of her own even as we cogitate. Then again, who knows what lies in the mind of Moffet?
Oo, wouldn't it be splendid if Jenny shows up to take over Companion detail when Clara eventually bows out? It'll be just like One and Susan again. That would be nice. She'd call him "Dad" all the time, much to his dismay.