Use my string-cache fork temporarily

Author: kmcallister

Cargo.toml

@@ -10,9 +10,11 @@ git = "https://github.com/sfackler/rust-phf"
 git = "https://github.com/sfackler/rust-phf"
 
 [dependencies.string_cache]
-git = "https://github.com/servo/string-cache"
+git = "https://github.com/kmcallister/string-cache"
+rev = "rustup-0bdac78da"
 [dependencies.string_cache_macros]
-git = "https://github.com/servo/string-cache"
+git = "https://github.com/kmcallister/string-cache"
+rev = "rustup-0bdac78da"
 
 [dependencies.html5ever-macros]
 path = "macros"