HTTPClientPerf.pm:
* Better auto-scaling of postscript diagram (make tslot obsolete)
* Find a way for HTTPClientPerf.pm to declare that it depends on HTTP.pm
* Smaller font for URIs
* Migrate from PS to SVG
HTTPClientPerf.pm:
* Better auto-scaling of postscript diagram (make tslot obsolete)
* Find a way for HTTPClientPerf.pm to declare that it depends on HTTP.pm
* Smaller font for URIs
* Migrate from PS to SVG