Added more instrumentation.
Added more instrumentation.

depop/mixpanel-iphone,carezone/mixpanel-iphone,mixpanel/mixpanel-iphone,mixpanel/mixpanel-iphone,depop/mixpanel-iphone,mixpanel/mixpanel-iphone,depop/mixpanel-iphone,carezone/mixpanel-iphone,mixpanel/mixpanel-iphone,depop/mixpanel-iphone,mixpanel/mixpanel-iphone