Reduce coupling between ValueEditors/Viewers and Set and StyleSheet.

- Adding of actions is done with an addAction function
 - Files are read from
     - getStylePackage for styling stuff (this is stylesheet)
     - getLocalPackage for symbol and image values (this was the set)


git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@970 0fc631ac-6414-0410-93d0-97cfa31319b6

src/gui/symbol/editor.hpp

@@ -28,6 +28,10 @@ class SymbolEditorBase : public IntrusivePtrVirtualBase {
 	SymbolControl& control;
 	
 	inline SymbolP getSymbol() { return control.getSymbol(); }
+	
+	/// Perform an action
+	void addAction(Action* action, bool allow_merge = true);
+	
 	void SetStatusText(const String& text);
 	
   public: