[build] Bump version to 0.9
[build] Bump version to 0.9

openmedicus/dbus-sharp,openmedicus/dbus-sharp,arfbtwn/dbus-sharp,mono/dbus-sharp,Tragetaschen/dbus-sharp,Tragetaschen/dbus-sharp,mono/dbus-sharp,arfbtwn/dbus-sharp