- fixed bug in FlatCAMObj.FlatCAMGeometry.ui_disconnect(); the widgets signals were not disconnected from handlers when required therefore the signals were connected in an exponential way

- some changes in the widgets used in the Selected tab for Geometry object
- some PEP8 cleanup in FlatCAMObj.py

FlatCAMApp.py

@@ -4418,7 +4418,7 @@ class App(QtCore.QObject):
             self.ui.removeToolBar(self.ui.grb_edit_toolbar)
             self.ui.removeToolBar(self.ui.snap_toolbar)
             self.ui.removeToolBar(self.ui.toolbarshell)
-        except:
+        except Exception as e:
             pass
 
         if current_layout == 'standard':