Merge pull request #31 from fastly/update-sdk-0.10

Update to Rust SDK 0.10.x.

Author: harmony7

Cargo.toml

@@ -9,7 +9,7 @@ debug = true
 
 [dependencies]
 cfg-if = "1.0.0"
-fastly = "0.9.0"
+fastly = "0.10.0"
 hex = { version = "0.4.3", optional = true }
 hmac-sha256 = { version = "1.1.7", optional = true }
 regex = "1.10.2"