Revert "Merge pull request #40 from ossreleasefeed/small-dialog-change-for-promise-based-async"

This reverts commit eba9b2390475d2cbd1900c4483558f400465aba6, reversing
changes made to 11c517e01c4fefeb70957b70af55589d9c9e493a.
Revert "Merge pull request #39 from ossreleasefeed/bug1061592-add-new-comments-notification-checkbox"

This reverts commit 11c517e01c4fefeb70957b70af55589d9c9e493a, reversing
changes made to 3dc79b8ae4053309b926ed825ce0838c18f55613.