Rewrite speed dial feature.

Change-Id: I346bcf4552cdf2ddfd3c9b1219bc07c20332d1a2
Fix up call stats code.

The details view still needs more visual overhaul, but at least it
_works_ now.

Change-Id: I97f62c77d032de08f33d7ba76478008719e56ef1
Tune fonts

Change-Id: Ide2b39ea30476987a02f7532cc1d1955fbb3081a