Recursively invalidate all files and dirs
Recursively invalidate all files and dirs

This fixes a bug where /en-US/ was not invalidated.

ituxbag/rust-www,starsep/rust-www,ituxbag/rust-www,AndrewBrinker/rust-www,ituxbag/rust-www,ituxbag/rust-www,ituxbag/rust-www,AndrewBrinker/rust-www,AndrewBrinker/rust-www,starsep/rust-www,starsep/rust-www,AndrewBrinker/rust-www,starsep/rust-www,AndrewBrinker/rust-www,starsep/rust-www,ituxbag/rust-www,starsep/rust-www,AndrewBrinker/rust-www