Default: Add damage and falling damage sounds

mods/default/README.txt

@@ -192,6 +192,11 @@ Glass breaking sounds (CC BY 3.0):
   2: http://www.freesound.org/people/Tomlija/sounds/97669/
   3: http://www.freesound.org/people/lsprice/sounds/88808/
 
+sonictechtonic (CC BY 3.0):
+https://www.freesound.org/people/sonictechtonic/sounds/241872/
+  player_damage.ogg
+  player_falling_damage.ogg
+
 Mito551 (sounds) (CC BY-SA 3.0):
   default_dig_choppy.ogg
   default_dig_cracky.ogg

mods/default/license.txt

@@ -143,6 +143,7 @@ Attribution 3.0 Unported (CC BY 3.0)
 Copyright (C) 2009 cmusounddesign
 Copyright (C) 2010 Tomlija
 Copyright (C) 2010 lsprice
+Copyright (C) 2014 sonictechtonic
 
 You are free to:
 Share — copy and redistribute the material in any medium or format.