Add efforts to automate eth1 testnet deployment

eth2/utils/eth2_testnet/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "eth2_testnet"
+version = "0.1.0"
+authors = ["Paul Hauner <paul@paulhauner.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dev-dependencies]
+tempdir = "0.3"
+
+[dependencies]
+serde = "1.0"
+serde_json = "^1.0"