Fix name of silo binary

Cargo.toml

@@ -6,7 +6,9 @@ repository = "https://github.com/Trivernis/silo"
 description = "A dotfile manager"
 license-file = "LICENSE.md"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[[bin]]
+name = "silo"
+path = "src/main.rs"
 
 [dependencies]
 chksum = "0.3.0"