Merge commit '2841a1c18a90522c5a0b875ead6ec0b6795cef08' * commit '2841a1c18a90522c5a0b875ead6ec0b6795cef08': Adding timestamp and account to contact-level presence columns.
Merge commit '2841a1c18a90522c5a0b875ead6ec0b6795cef08' * commit '2841a1c18a90522c5a0b875ead6ec0b6795cef08': Adding timestamp and account to contact-level presence columns.