Implement UUIDs filter of Discovery functions on Linux.

[roylee17]

Currently, the discovery functions on Linux ignore the UUIDs filter specified.

• DiscoverServices(s []UUID) ([]*Service, error)
• DiscoverIncludedServices(ss []UUID, s _Service) ([]_Service, error)
• DiscoverCharacteristics(c []UUID, s _Service) ([]_Characteristic, error)
• DiscoverDescriptors(d []UUID, c _Characteristic) ([]_Descriptor, error)