Added dolphin & underwater sounds not wired up

ambience/sounds/SoundLicenses.txt

@@ -25,6 +25,13 @@
 
 --bluejay.wav,  Creative Commons 0 License,  UncleSigmund, http://www.freesound.org/people/UncleSigmund/sounds/42382/
 
+--scuba1*.ogg- digifishmusic, Attribution License, http://www.freesound.org/people/digifishmusic/sounds/45521/
+
+--Underwater Pool - Attribution 3.0 | Recorded by Mike Koenig, http://soundbible.com/1660-Underwater-Pool.html
+
+--dolphin_screaming - Creative Commons 0 License, felix.blume, http://www.freesound.org/people/felix.blume/sounds/161691/
+
+--dolphins - Attribution Noncommercial License,  acclivity, http://www.freesound.org/people/acclivity/sounds/13691/
 
 --natural night sounds in Boquete.wav,  Attribution License, laurent, http://www.freesound.org/people/laurent/sounds/15851/