Removed unneeded variable

src/config.rs

@@ -15,7 +15,7 @@ impl fmt::Display for Config {
 impl Config {
     pub fn from_file(file_path: String) -> Config {
         let mut config = Ini::new();
-        let _map = config.load(file_path).unwrap();
+        config.load(file_path).unwrap();
 
         let subdomains = config.get("General", "subdomains").unwrap();
         let mut subvec: Vec<String> = vec![];