diff --git a/release/scripts/modules/bpy_types.py b/release/scripts/modules/bpy_types.py
index d890882b77c..2a757f83208 100644
--- a/release/scripts/modules/bpy_types.py
+++ b/release/scripts/modules/bpy_types.py
@@ -46,6 +46,19 @@ class Object(bpy_types.ID):
         import bpy
         return [child for child in bpy.data.objects if child.parent == self]
 
+    @property
+    def group_users(self):
+        """The groups this object is in"""
+        import bpy
+        name = self.name
+        return [group for group in bpy.data.groups if name in group.objects]
+
+    @property
+    def scene_users(self):
+        """The scenes this object is in"""
+        import bpy
+        name = self.name
+        return [scene for scene in bpy.data.scenes if name in scene.objects]
 
 class _GenericBone:
     """
diff --git a/release/scripts/ui/properties_object.py b/release/scripts/ui/properties_object.py
index 716c0340e2d..f24dda2ce8b 100644
--- a/release/scripts/ui/properties_object.py
+++ b/release/scripts/ui/properties_object.py
@@ -154,6 +154,8 @@ class OBJECT_PT_groups(ObjectButtonsPanel):
         else:
             layout.operator_menu_enum("object.group_add", "group")
 
+        index = 0
+        value = str(tuple(context.scene.cursor_location))
         for group in bpy.data.groups:
             if ob.name in group.objects:
                 col = layout.column(align=True)
@@ -172,6 +174,11 @@ class OBJECT_PT_groups(ObjectButtonsPanel):
                 if wide_ui:
                     col = split.column()
                 col.prop(group, "dupli_offset", text="")
+                
+                prop = col.operator("wm.context_set_value", text="From Cursor")
+                prop.path = "object.group_users[%d].dupli_offset" % index
+                prop.value = value
+                index += 1
 
 
 class OBJECT_PT_display(ObjectButtonsPanel):
diff --git a/source/blender/makesrna/intern/rna_ID.c b/source/blender/makesrna/intern/rna_ID.c
index a250f0a49b4..e931f08c3a3 100644
--- a/source/blender/makesrna/intern/rna_ID.c
+++ b/source/blender/makesrna/intern/rna_ID.c
@@ -380,6 +380,7 @@ static void rna_def_ID(BlenderRNA *brna)
 
 	prop= RNA_def_property(srna, "tag", PROP_BOOLEAN, PROP_NONE);
 	RNA_def_property_boolean_sdna(prop, NULL, "flag", LIB_DOIT);
+	RNA_def_property_flag(prop, PROP_LIB_EXCEPTION);
 	RNA_def_property_ui_text(prop, "Tag", "Tools can use this to tag data, (initial state is undefined).");
 
 	prop= RNA_def_property(srna, "library", PROP_POINTER, PROP_NONE);
diff --git a/source/blender/makesrna/intern/rna_mesh.c b/source/blender/makesrna/intern/rna_mesh.c
index f8bfa105c12..56a1b170979 100644
--- a/source/blender/makesrna/intern/rna_mesh.c
+++ b/source/blender/makesrna/intern/rna_mesh.c
@@ -75,19 +75,17 @@ void rna_Mesh_update_draw(Main *bmain, Scene *scene, PointerRNA *ptr)
 static void rna_MeshVertex_normal_get(PointerRNA *ptr, float *value)
 {
 	MVert *mvert= (MVert*)ptr->data;
-
-	value[0]= mvert->no[0]/32767.0f;
-	value[1]= mvert->no[1]/32767.0f;
-	value[2]= mvert->no[2]/32767.0f;
+	normal_short_to_float_v3(value, mvert->no);
 }
 
-static void rna_MeshVertex_normal_set(PointerRNA *ptr, float *value)
+static void rna_MeshVertex_normal_set(PointerRNA *ptr, const float *value)
 {
 	MVert *mvert= (MVert*)ptr->data;
+	float no[3];
 
-	mvert->no[0] = (short) (value[0] * 32767.0f);
-	mvert->no[1] = (short) (value[1] * 32767.0f);
-	mvert->no[2] = (short) (value[2] * 32767.0f);
+	copy_v3_v3(no, value);
+	normalize_v3(no);
+	normal_float_to_short_v3(mvert->no, no);
 }
 
 static float rna_MeshVertex_bevel_weight_get(PointerRNA *ptr)