viewvc link on llvm/clang home pages broken

Clang Frontend
1

Both of these are unavailable…

http://llvm.org/viewvc/llvm-project/

http://llvm.org/viewvc/llvm-project/cfe/trunk/

2

They were disabled due to excessive load. Use klaus instead.

3

This advice would be much more helpful if it included a description of what / where klaus is. It would be even more helpful if it were accompanied by a commit to update the web pages to link to the working thing, whatever it is.

David