This is a disaster. Total Epic fail on the part of us customers for not testing this and for IBM for not testing and or WARNING us of this issue.
I have some posts on my blog about this. One of the posts have some links. http://NotesIn9.com
My impression is that iOS8 really just broke Dojo. I THINK it's been fixed in Dojo but that level is not in XPages yet obviously.
That's about all I know of the situation at this time.