Added support for other configuration parameters for the perf tests
Added support for other configuration parameters for the perf tests

Signed-off-by: Abhishek Nanda <ed99088ce9d6aa2d74040139769f7cf3fac7d113@zynga.com>

zbase/ep-engine,zbase/ep-engine,zbase/ep-engine,zbase/ep-engine,zbase/ep-engine