Update story mention layout, add outline.

Also use uint32 for bool-bitfields, otherwise:

int a : 1 = 0;
...
const auto test = true;
const auto b = test ? 1 : 0;
if (a != b) {
    a = b;
    ...
}
Assert(a == b); // Violation, because a == -1, not 1 (after a = b).

Telegram/SourceFiles/dialogs/dialogs_row.cpp

@@ -367,6 +367,9 @@ void Row::PaintCornerBadgeFrame(
 
 		const auto st = context.st;
 		const auto storiesUnreadBrush = [&] {
+			if (context.active) {
+				return st::dialogsUnreadBgActive->b;
+			}
 			const auto left = st->padding.left();
 			const auto top = st->padding.top();
 			auto gradient = QLinearGradient(