luna-next: use proper webos bbclass'es for packaging

Signed-off-by: Simon Busch <morphis@gravedo.de>
luna-webappmanager: bump SRCREV

Contains the following changes:

80f03a8 Allow service to own bus names for our application clients
1f24602 Don't use a flickable viewport to get the zoom working correctly
691e804 Implement scaling of our applications according to configured DPI
8002d31 Scale application splash icon according to configuration
7399807 Only load user scripts when we're using a patched qtwebkit
14c06fb Load webOS API script as user script of the WebView
905a542 Prevent client side from overriding a already created instance of the PalmServiceBridge

Signed-off-by: Simon Busch <morphis@gravedo.de>