Correct the cast to size_t in buffer_data constructors

git-svn-id: svn://svn.icculus.org/fs2open@10593 387891d4-d844-0410-90c0-e4c51a9137d3
Resolve build errors reported on MSVC in beam_ok_to_fire()

git-svn-id: svn://svn.icculus.org/fs2open@10594 387891d4-d844-0410-90c0-e4c51a9137d3
Output how much of the player's score comes from the currently displayed list of kills by ship type in the barracks.

git-svn-id: svn://svn.icculus.org/fs2open@10595 387891d4-d844-0410-90c0-e4c51a9137d3
Fix Mantis Issue #2976: AddressSanitizer: global-buffer-overflow in firing_aspect_seeking_bomb()

git-svn-id: svn://svn.icculus.org/fs2open@10596 387891d4-d844-0410-90c0-e4c51a9137d3