Initial commit of cloud ui bench tests.
Raised transaction time from 7s to 10s. Transaction time includes round trip latency in the UI transaction and is subject to many variables to include test/selenium/browser/network/server/application latencies.
Merge branch 'perf_ui_bench_5_3_fix' of https://github.com/akrzos/cfme_tests into perf_ui_bench_5_3_fix