Fix incompatible serde versions, misspelled reference (#9)

Cargo.toml

@@ -16,7 +16,5 @@ serde_json = "1"
 serde_derive = "1"
 
 [dependencies.chrono]
-# Locked to 0.3.0 since chrono 0.3.1 uses serde ^1, which is incompatible
-# with serde 0.9 specified above.
-version = "0.3"
+version = "0.4"
 features = ["serde"]

src/entities/account.rs

@@ -12,7 +12,7 @@ pub struct Account {
     pub header: String,
     pub header_static: String,
     pub locked: bool,
-    pub created_at: DateTime<UTC>,
+    pub created_at: DateTime<Utc>,
     pub followers_count: u64,
     pub following_count: u64,
     pub statuses_count: u64,

src/entities/notification.rs

@@ -7,7 +7,7 @@ pub struct Notification {
     pub id: u64,
     #[serde(rename = "type")]
     pub notification_type: NotificationType,
-    pub created_at: DateTime<UTC>,
+    pub created_at: DateTime<Utc>,
     pub account: Account,
     pub status: Option<Status>,
 }

src/entities/status.rs

@@ -12,7 +12,7 @@ pub struct Status {
     pub in_reply_to_account_id: Option<u64>,
     pub reblog: Option<Box<Status>>,
     pub content: String,
-    pub created_at: DateTime<UTC>,
+    pub created_at: DateTime<Utc>,
     pub reblogs_count: u64,
     pub favourites_count: u64,
     pub reblogged: Option<bool>,