List of Drawings: DXF export added and multple sheets for large project added.

Pending work:
- folio string to be formatted correctly.
- thorough testing to be done because lot of changes to addDiagram / removeDiagram had to be done 
  to add the feature of multiple folio list sheets



git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2836 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/qetproject.h

@@ -121,7 +121,6 @@ class QETProject : public QObject {
 	DiagramContext projectProperties();
 	void setProjectProperties(const DiagramContext &);
 	QUndoStack* undoStack() {return undo_stack_;}
-	bool isFolioListAdded() {return folio_list_added_;}
 	
 	public slots:
 	void componentWritten();
@@ -186,8 +185,6 @@ class QETProject : public QObject {
 	bool modified_;
 	/// Whether the project is read only
 	bool read_only_;
-	/// Whether folio_list has been added.
-	bool folio_list_added_;
 	/// Filepath for which this project is considered read only
 	QString read_only_file_path_;
 	/// Name of the category used when automatically integrating elements within the embedded collection