More StackAlytics corrections

Add missing entries for Martin Geisler (mgeisler), Ken'ichi Ohmichi (oomichi),
Richard Lee (rblee88), and Ryan Petrello (ryan-petrello).  Also add missing
e-mail addresses that show up in the commit or gerrit logs for Clark Boylan,
Doug Hellmann, and Kyle Mestery.

Change-Id: Ib3bb7aa8aec80347679314a306e3fe4df4432fe9