Implement simple ignored phrase system

src/singletons/settingsmanager.hpp

@@ -86,7 +86,6 @@ public:
 
     /// Ingored Users
     BoolSetting enableTwitchIgnoredUsers = {"/ignore/enableTwitchIgnoredUsers", true};
-    QStringSetting ignoredKeywords = {"/ignore/ignoredKeywords", ""};
 
     /// Moderation
     QStringSetting moderationActions = {"/moderation/actions", "/ban {user}\n/timeout {user} 300"};
@@ -123,16 +122,13 @@ public:
     void recallSnapshot();
 
     std::vector<ModerationAction> getModerationActions() const;
-    const std::shared_ptr<std::vector<QString>> getIgnoredKeywords() const;
     pajlada::Signals::NoArgSignal wordFlagsChanged;
 
 private:
     std::vector<ModerationAction> _moderationActions;
     std::unique_ptr<rapidjson::Document> snapshot;
-    std::shared_ptr<std::vector<QString>> _ignoredKeywords;
 
     void updateModerationActions();
-    void updateIgnoredKeywords();
 
     messages::MessageElement::Flags wordFlags = messages::MessageElement::Default;