Add option to hide score

Add the option to hide score for posts and comments in preferences.
There is still however a blank margin where the score is supposed to be.

src/settings.rs

@@ -19,7 +19,7 @@ struct SettingsTemplate {
 
 // CONSTANTS
 
-const PREFS: [&str; 13] = [
+const PREFS: [&str; 14] = [
 	"theme",
 	"front_page",
 	"layout",
@@ -32,6 +32,7 @@ const PREFS: [&str; 13] = [
 	"hide_hls_notification",
 	"autoplay_videos",
 	"hide_awards",
+    "hide_score",
 	"disable_visit_reddit_confirmation",
 ];