Warzone 2100

  Branch: refs/heads/master
  Home:   https://github.com/Warzone2100/warzone2100

  Commit: 8d309f5b223f293aa3667c48af25788ef46819cb
      https://github.com/Warzone2100/warzone2100/commit/8d309f5b223f293aa3667c48af25788ef46819cb
  Author: cybersphinx <chr.ohm@...>
  Date:   2011-12-11 (Sun, 11 Dec 2011)

  Changed paths:
    M lib/ivis_opengl/imdload.cpp
  M lib/script/event.cpp
  M src/action.cpp
  M src/droid.cpp
  M src/effects.cpp
  M src/hci.cpp
  M src/intorder.cpp
  M src/keybind.cpp
  M src/loop.cpp
  M src/mission.cpp
  M src/multiint.cpp
  M src/research.cpp
  M src/scriptai.cpp
  M src/scriptfuncs.cpp
  M src/structure.cpp
  M src/texture.cpp
  M src/transporter.cpp

  Log Message:
  -----------
  Remove some unneeded code.

Found by clang's analyzer. Closes #2970.