Clean up and correct comments in addon.lev
Clean up super sensor handling. The WSS is not a counter-battery sensor
since a while ago, so remove superfluous and bad checks.
Fix clang warning
Fix clang warnings. Remove support for "campaign" multiplayer maps (never used).
qtscript: Add check that callback function exists for setTimer() and queue().
Remove unused functions
Add/correct various compiler annotations for optimization and static analysis.