the svn when properly used should be
addons/ulx
addons/ulib
each should have an info.txt, just like every other addon in the world.
/addons/ulx/info.txt for example.
There is also a readme file there.
Don't use the installer for the newest Gmod. They don't work.
We'll have a official release (non-svn) as soon as we can.
Almost there