added utility function to add user, refresh screen, clear scrn

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@557 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/BlogDialog.h

@@ -41,12 +41,21 @@ public slots:
 	void sendBlog();
 	void setFont();
 	void setStatus();
+	/// populates blog service with current information from core
+	void update(); 
+
 	
 private slots:
 /*nothing here yet */
 
 private:
 
+/// to add usr to usr list: utility function for update
+void addUser(const std::string& usr);
+
+/// remove everything from usrlist and blogText box
+void clear(); 
+
 /* Current Font */
 QFont mCurrentFont;
 
@@ -55,5 +64,7 @@ QFont mUsrFont;
 
 };
 
+
+
 #endif