Better documentation for Text

src/text.rs

@@ -7,6 +7,8 @@ pub struct Lang(pub String);
 /// Text that is in a certain language.
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
 pub struct Text {
+    /// The raw text.
     pub text: String,
+    /// The language of the text.
     pub lang: Lang,
 }