Some new scripting functions as requested by Axem:
  Access to the CargoSize of a weapon class
  Access to the AltName of a ship class
  Access to the actual capacity of a weapon bank
  Access to the callsign of a ship
  Access to the alternate ship type of a ship
  Access to the maximum velocity of a ship with respect to its engine energy level

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@9923 387891d4-d844-0410-90c0-e4c51a9137d3
From Admiral MS: Add a scripting function to check if a ship is in the field of view of a turret.

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@9924 387891d4-d844-0410-90c0-e4c51a9137d3