Use webserver=HTTP.sys for HttpListener

As described in #558, use this labeling instead of IIS.
Update benchmark_config
Update benchmark_config
Update benchmark_config
Update benchmark_config
Merge pull request #564 from MalcolmEvershed/http-listener-labeling

Use webserver=HTTP.sys for HttpListener
Merge pull request #565 from fwbrasil/master

fix threads configuration for play 2.2
Merge pull request #566 from dracony/master

Possible Fix for PHP errors
Revert Undertow's server.properties to work with setup.py
During verify, show HTTP headers, and during errors show HTTP response

Call curl twice, once to get full HTTP output including headers and again
to throw an error if an HTTP error occurs.
Added upgraded play2 location to benchmark_profile to update PATH
Merge pull request #567 from MalcolmEvershed/curl-args

During verify, show HTTP headers, and during errors show HTTP response