[Livehttpheaders] Livehttpheaders: feedback from Adam

[notes at mozdev.org]

http://livehttpheaders.mozdev.org/suggestions.html#c415

I like the Filter and exclude URLs feature, but it would be awesome if there was a possibility of ONLY showing requests to/from certain Domain names.

As opposed to right now, I have to "exclude" the garbage I don't need.  Would be great to Only show the stuff I do need.

Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.8.1.6) Gecko/20070725 Firefox/2.0.0.6