Immediately redraw the Library panel on load

This improves interface responsiveness.
Previously you would have to hover your mouse over the panel
After import to see the contents of the library visually update.

src/blenderbim/blenderbim/bim/module/project/operator.py

@@ -157,6 +157,7 @@ class SelectLibraryFile(bpy.types.Operator):
         IfcStore.library_path = self.filepath
         IfcStore.library_file = ifcopenshell.open(self.filepath)
         bpy.ops.bim.refresh_library()
+        context.area.tag_redraw()
         return {"FINISHED"}
 
     def invoke(self, context, event):