Make Neochat compile against libQuotient 0.6

src/neochatuser.h

@@ -16,7 +16,6 @@ class NeoChatUser : public User
 {
     Q_OBJECT
     Q_PROPERTY(QColor color READ color CONSTANT)
-    Q_PROPERTY(QString defaultName READ defaultName WRITE setDefaultName NOTIFY nameChanged)
 public:
     NeoChatUser(QString userId, Connection *connection)
         : User(userId, connection)
@@ -24,14 +23,4 @@ public:
     }
 
     QColor color();
-
-    // TODO libQuotient 0.7: remove
-    void setDefaultName(QString defaultName);
-    QString defaultName();
-
-Q_SIGNALS:
-    void nameChanged();
-
-private:
-    QString m_defaultName;
 };