Elite special abilities not being handled properly

[nullspeaker]

Not decoding the different special abilities with new object update code.
See object_update.py
https://github.com/Nullspeaker/libdiana/blob/master/diana/object_update.py#L155

[nullspeaker]

https://artemis-nerds.github.io/protocol-docs/#enum-object-type

Low priority issue, special abilities are only meaningful if faction has 'special' attribute in vesselData.xml