Refer to magic-trace.org not "the magic-trace UI"

Author: cgaebel

README.md

@@ -149,9 +149,7 @@ If you'd like to contribute:
 
 magic-trace does not send your code or derivatives of your code (including traces) anywhere.
 
-The magic-trace UI is based on Perfetto, and runs entirely in your browser. As far as we can tell,
-that UI does not send your trace anywhere. If you're worried about that changing one day,
-[set up your own local copy of the Perfetto UI](https://github.com/janestreet/magic-trace/wiki/Setting-up-a-local-copy-of-the-UI) and use that instead.
+[magic-trace.org](https://magic-trace.org) is a [lightly modified fork of Perfetto](https://github.com/janestreet/magic-trace/wiki/About-the-UI), and runs entirely in your browser. As far as we can tell, it does not send your trace anywhere. If you're worried about that changing one day, [set up your own local copy of the Perfetto UI](https://github.com/janestreet/magic-trace/wiki/Setting-up-a-local-copy-of-the-UI) and use that instead.
 
 # Acknowledgements
 
@@ -161,6 +159,6 @@ Intel PT is the foundational technology upon which magic-trace rests. We'd like
 
 magic-trace would not be possible without `perf`s extensive support for Intel PT. `perf` does most of the work in interpreting Intel PT's output, and magic-trace likely wouldn't exist were it not for their efforts. Thank you, `perf` developers.
 
-magic-trace's UI is a fork of [Perfetto](https://github.com/janestreet/magic-trace/wiki/About-the-UI), with minor modifications. We'd like to thank the people at Google responsible for it. It's a high quality codebase that solves a hard problem well.
+[magic-trace.org](https://magic-trace.org) is a fork of [Perfetto](https://github.com/janestreet/magic-trace/wiki/About-the-UI), with minor modifications. We'd like to thank the people at Google responsible for it. It's a high quality codebase that solves a hard problem well.
 
 The ideas behind magic-trace are in no way unique. We've written down a list of [prior art](https://github.com/janestreet/magic-trace/wiki/Prior-art) that has influenced its design.