Minor fixes in strings and I18N fix.

eeschema/viewlibs.cpp

@@ -177,7 +177,7 @@ void LIB_VIEW_FRAME::DisplayLibInfos()
     {
         const SYMBOL_LIB_TABLE_ROW* row = Prj().SchSymbolLibTable()->FindRow( m_libraryName );
 
-        wxString title = wxString::Format( _( "Symbol Library Browser \u2014 %s" ),
+        wxString title = wxString::Format( _( "Symbol Library Browser -- %s" ),
                                            row ? row->GetFullURI() : _( "no library selected" ) );
         SetTitle( title );
     }

gerbview/menubar.cpp

@@ -216,7 +216,7 @@ void GERBVIEW_FRAME::ReCreateMenuBar()
 
     configMenu->Append(
         new wxMenuItem( configMenu, ID_MENU_CANVAS_LEGACY,
-                        text, _( "Use legacy graphics mode (not all features will be available" ),
+                        text, _( "Use legacy graphics mode (not all features will be available)" ),
                         wxITEM_RADIO ) );
 
     text = AddHotkeyName( _( "Modern (&Accelerated)" ), GerbviewHokeysDescr,

pcbnew/menubar_modedit.cpp

@@ -259,7 +259,7 @@ void FOOTPRINT_EDIT_FRAME::ReCreateMenuBar()
 
     viewMenu->Append(
         new wxMenuItem( viewMenu, ID_MENU_CANVAS_LEGACY,
-                        text, _( "Use legacy graphics mode (not all features will be available" ),
+                        text, _( "Use legacy graphics mode (not all features will be available)" ),
                         wxITEM_RADIO ) );
 
     text = AddHotkeyName( _( "Modern (&Accelerated)" ), m_hotkeysDescrList,

pcbnew/menubar_pcbframe.cpp

@@ -564,7 +564,7 @@ void prepareViewMenu( wxMenu* aParentMenu )
 
     aParentMenu->Append(
         new wxMenuItem( aParentMenu, ID_MENU_CANVAS_LEGACY,
-                        text, _( "Use legacy graphics mode (not all features will be available" ),
+                        text, _( "Use legacy graphics mode (not all features will be available)" ),
                         wxITEM_RADIO ) );
 
     text = AddHotkeyName( _( "Modern (&Accelerated)" ), g_Pcbnew_Editor_Hokeys_Descr,