Sangheili Update:

1.New portraits for the Sangheili portrait set.
- New outfits based on Covenant Supreme Commander Rho 'Barutamee's armor.
- Misc. alterations to some portraits.

2. New Sangheili Greetings
- New Sangeheili greeting sounds for all Sangheili portraits (Let me know if you all like this expanded for other Covenant species or not).

3. Added another Covenant room showing a CCS-class bridge in the background.

-Updated for compatibility with the Covenant portraits from the Sins of the Prophets mod.