SSL Context reuse feature (51380) adversely affects non-ssl request performance/throughput
Move testIterationStart code to samplers that actually need it; allows it to be done on first actual sample
Bugzilla Id: 55023


git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1489189 13f79535-47bb-0310-9956-ffa450edef68