Transferred import-export related preference pages to a separate group

src/Mod/Draft/InitGui.py

@@ -136,8 +136,8 @@ class DraftWorkbench (Workbench):
                 FreeCADGui.addPreferencePage(":/ui/userprefs-base.ui","Draft")
                 FreeCADGui.addPreferencePage(":/ui/userprefs-snap.ui","Draft")
                 FreeCADGui.addPreferencePage(":/ui/userprefs-visual.ui","Draft")
-                FreeCADGui.addPreferencePage(":/ui/userprefs-import1.ui","Draft")
-                FreeCADGui.addPreferencePage(":/ui/userprefs-import2.ui","Draft")
+                FreeCADGui.addPreferencePage(":/ui/userprefs-import1.ui","Import-Export")
+                FreeCADGui.addPreferencePage(":/ui/userprefs-import2.ui","Import-Export")
                 FreeCADGui.draftToolBar.loadedPreferences = True
         Log ('Loading Draft module...done\n')
 

src/Mod/Draft/Resources/ui/userprefs-import1.ui

@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>DXF / DWG options</string>
+   <string>DXF / DWG</string>
   </property>
   <layout class="QVBoxLayout">
    <property name="spacing">

src/Mod/Draft/Resources/ui/userprefs-import2.ui

@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>SVG / OCA options</string>
+   <string>SVG / OCA</string>
   </property>
   <layout class="QVBoxLayout">
    <property name="spacing">