Fix flow_expire.FlowExpire and flow_stats.SingleFlowStats#208

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tony-vanderpeet wants to merge 4 commits intofloodlight:masterfrom

tony-vanderpeet:master

Commits on Nov 21, 2013

Change packet tests to send 10 packets instead of 1. This will test that
tony-vanderpeet
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Commits on Apr 28, 2016

Merge remote-tracking branch 'upstream/master'
Tony van der Peet
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Fix flow_expire.FlowExpire and flow_stats.SingleFlowStats
tony-vanderpeet
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Revert "Change packet tests to send 10 packets instead of 1. This will test that"
tony-vanderpeet
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