fix warning about FileName comparison
expose IsValidXmlName-API in AXmlParser (useful for XAML rename)
fix FileName comparison warning and make DefinitionViewPad less intrusive during solution load
add void ShowContextActionsPopup(ContextActionsPopupViewModel viewModel); to IEditorUIService
implement Popup to let user choose a part (if there are more than one) to jump to in GoToDefinition
update string resources