Use spark-dialog & spark-dialog-button instead of spark-modal & spark-button in UI
Do not override explicitly specified primary/raised/flat based on submit/dismiss/cancel
Reformat button instantiations to be more compact
Fix NPE in askUserOkCancel()
Fix typos
Merge remote-tracking branch 'origin/spark-dialog-2' into spark-dialog-3
Merge remote-tracking branch 'origin/master' into spark-dialog-3
Undo debugging artifacts
Merge remote-tracking branch 'origin/spark-dialog-2' into spark-dialog-3
Minor fixes
Merge remote-tracking branch 'upstream/master' into spark-dialog-3
Fix minor omissions
Re-enable ESC and ENTER in spark-dialog
Merge pull request #2179 from ussuri/spark-dialog-3

Using <spark-dialog>