Fix Mantis Issue #2976: AddressSanitizer: global-buffer-overflow in firing_aspect_seeking_bomb()

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@10596 387891d4-d844-0410-90c0-e4c51a9137d3
From Yarn: Fix mantis 3031

Use PF_USE_AFFIRMATIVE_ICON where necessary

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@10601 387891d4-d844-0410-90c0-e4c51a9137d3
Add lua campaign lib & functions to retrieve mission filenames

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@10602 387891d4-d844-0410-90c0-e4c51a9137d3
Fix issues added in r10587

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@10611 387891d4-d844-0410-90c0-e4c51a9137d3