Merge branch 'terminal_strip'

* terminal_strip:
  Terminal strip item can saved / loaded to .qet file
  See previous commit...
  Move terminal strip drawer class in is own file
  Fix wrong use of QStringLiteral and QLatin1String
  Double click a TerminalStripItem open the editor
  Minor change about checkable QAction of QetDiagramEditor
  Minor : corrects a minor aesthetic defect when unbridge terminals
  Revamp code
  Add and move terminal strip item are now managed by undo command
  TerminalStripItem : Draw terminal bridge
  Terminal strip item can be added to diagram
  Minor : add QGIUtility namespace

sources/qetgraphicsitem/crossrefitem.cpp

@@ -253,13 +253,13 @@ void CrossRefItem::autoPos()
 {
 	//We calcul the position according to the snapTo of the xrefproperties
 	if (m_properties.snapTo() == XRefProperties::Bottom)
-		centerToBottomDiagram(this,
+		QGIUtility::centerToBottomDiagram(this,
 				      m_element,
 				      m_properties.offset() <= 40
 				      ? 5
 				      : m_properties.offset());
 	else
-		centerToParentBottom(this);
+		QGIUtility::centerToParentBottom(this);
 }
 
 /**