Fixed a bug where measured rate was not reported properly
Added comments into flow_add_delete_test and inventory_crawler
Updated README

Change-Id: Iaa90667ebd549d3ed8072cfce7fbb477455a2c96
Signed-off-by: Jan Medved <jmedved@cisco.com>
(cherry picked from commit e2034d24205af50f3ce8ae7fe72841cded1d60cd)

Change-Id: I5530f3df1732f05114ed964591587931e551ac6e
Signed-off-by: Luis Gomez <ecelgp@gmail.com>