For each language, if there is one library which is clearly the
best or most active, I've removed the other libraries so users
aren't mislead.
I've removed the web UIs because they're not really client
libraries.
Signed-off-by: Ben Firshman <ben@firshman.co.uk>
Upstream-commit: bb94cfce62b5b07f7ec00bfbbc229c7f87b7a6e8
Component: engine