tree cc57d477cf387b4debaa76c0737d0c5eb3c64a7c
parent 868def0f97607b7e1e4905b2410faa3794e06cc3
author Pavlin Radoslavov <pavlin@onlab.us> 1414097061 -0700
committer Pavlin Radoslavov <pavlin@onlab.us> 1414097061 -0700

Added a new class EventMetric that can be used for measuring events:
rate and last event timestamp (ms from epoch)

Change-Id: Ifce6c2ca911f3b288a0efd9061befc936d06da51