Do not define PACKET_TCP_* constants equal to ROHC_PACKET_TCP_*
Do not define PACKET_TCP_* constants equal to ROHC_PACKET_TCP_*

The PACKET_* types are present for compatibility reasons only. Don't define
those constants for new packet types.

didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc