Depend on out of tree liblog

sfackler · sfackler · commit db198a5b7775 · 2014-12-13T15:16:03.000-08:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -27,6 +27,7 @@ phf = "0.2"
 phf_mac = "0.2"
 openssl = "0.2.1"
 time = "0.1"
+log = "0.1"
 
 [dependencies.uuid]
 optional = true
