remove Control.Gravatar reference, some more resources.
remove Control.Gravatar reference, now user image is fetched from the ActiveUser.AvatarUrl property.
add setting of log file path.
add HeaderLabelStyle.
remove unnecessary stackpanel.
add button for log export, version info, application name info, move some things around.
some more settings and resources.
saving local file respects the application setting for file format.
again more settings.