Remove unused file 'configreader.rs'

src/configreader.rs

-
-
-//#[cfg(feature = "preserve_order")]
-//pub type Map<K, V> = linked_hash_map::LinkedHashMap<K, V>;
-
-extern crate linked-hash-map;
-
-use linked_hash_map::LinkedHashMap
-
-#[derive(Serialize, Deserialize)]
-struct TaskgroupJson {
-    location: String,
-    stars: Option<i32>,
-}
-
-#[derive(Serialize, Deserialize)]
-struct TaskgroupJson {
-    name: String,
-    location: Option<String>,
-    variants: Option<Vec<Task>>,
-    locations: Option<Vec<String>>,
-}
-
-
-#[derive(Serialize, Deserialize)]
-struct ContestJson {
-    name: String,
-    participation_start: Option<DateTime<Utc>>,
-    participation_end: Option<DateTime<Utc>>,
-    duration_minutes: i32,
-    public_listing: Option<bool>,
-    tasks: LinkedHashMap<String, serde_json::Value>,
-}