Checkstyle errors in develop

There are some checkstyle errors in develop with imports (where the check style xml has not been updated). These only showed up after I updated check style for something else and forced a refresh.

Description Resource Path Location Type
Disallowed import - javax.swing.event.TableModelEvent. UrlLinkTableModel.java /Jalview Release 2.7/src/jalview/urls line 32 Checkstyle Problem
Disallowed import - javax.swing.event.TableModelListener. UrlLinkTableModel.java /Jalview Release 2.7/src/jalview/urls line 33 Checkstyle Problem
Disallowed import - javax.swing.RowFilter.Entry. UrlLinkTableModel.java /Jalview Release 2.7/src/jalview/urls line 31 Checkstyle Problem
Disallowed import - javax.swing.table.AbstractTableModel. UrlLinkTableModel.java /Jalview Release 2.7/src/jalview/urls line 34 Checkstyle Problem
Disallowed import - javax.swing.table.TableModel. UrlLinkTableModel.java /Jalview Release 2.7/src/jalview/urls line 35 Checkstyle Problem
Disallowed import - org.exolab.castor.xml.Unmarshaller. ColourSchemeLoader.java /Jalview Release 2.7/src/jalview/schemes line 30 Checkstyle Problem
Disallowed import - org.json.simple.JSONArray. IdentifiersUrlProvider.java /Jalview Release 2.7/src/jalview/urls line 39 Checkstyle Problem
Disallowed import - org.json.simple.JSONObject. IdentifiersUrlProvider.java /Jalview Release 2.7/src/jalview/urls line 40 Checkstyle Problem
Disallowed import - org.json.simple.parser.JSONParser. IdentifiersUrlProvider.java /Jalview Release 2.7/src/jalview/urls line 41 Checkstyle Problem
Disallowed import - org.json.simple.parser.ParseException. IdentifiersUrlProvider.java /Jalview Release 2.7/src/jalview/urls line 42 Checkstyle Problem
Duplicated property 'label.invalid_name' (2 occurrence(s)). Messages.properties /Jalview Release 2.7/resources/lang line 859 Checkstyle Problem
Duplicated property 'label.invalid_name' (2 occurrence(s)). Messages_es.properties /Jalview Release 2.7/resources/lang line 784 Checkstyle Problem