refactoring I have so far - cut out into separate file

Author: wesrer

Cargo.lock

@@ -75,9 +75,11 @@ serde_derive = "1.0"
 serde_json = "1.0"
 snapshot = { path = "ethcore/snapshot" }
 spec = { path = "ethcore/spec" }
+structopt = "~0.3"
 term_size = "0.3"
 textwrap = "0.11.0"
 toml = "0.5.6"
+rust-embed = "5.5.1"
 verification = { path = "ethcore/verification" }
 
 [build-dependencies]