No not proof, but I'd say it rises to the level of "reasonable cause to suspect". And Thus justify the production of real proof, one way or the other.
She's most likely saying that, because Obama considers himself an "African" American first and foremost (hating, as he does, the blood of his "white" mother), Kenya is his spiritual home and the home of his ancestors.
She didn't say anything about "spiritual" or "ancestral" she said it was his "home country" with no such modifiers.
Good catch! (well...in a way. People don't usually speak like lawyers...they don't worry about modifiers)
But, she is a lawyer...a Harvahhhhd lawyer. And she read a prepared speech that dropped a major clue of great value to those who drool at the prospect of challenging his "natural" citizenship (and challenging her as an accomplice).
So, she is either taunting us...or what?
After considering your comment, I think you are right...she is taunting us.