Updating scalers
things that go kaboom
adjust bubble height according to unit height.
fix small palette issue
Fix for infinite loop and memory leak in reaction code.

If the TU % cost of the weapon action is low enough, the calculated cost get to 0, so the unit will always be able to react.

Fixes http://openxcom.org/bugs/openxcom/issues/818 #818
Merge pull request #951 from Smjert/ReactionTUFix

Fix for infinite loop and memory leak in reaction code.
Merge branch 'master' of https://github.com/SupSuper/OpenXcom
Merge branch 'master' into work

* master:
  Fix for infinite loop and memory leak in reaction code.
  fix small palette issue
  adjust bubble height according to unit height.
  things that go kaboom
  Updating scalers
Merge branch 'work' into craft_kill_credits

* work:
  Fix for infinite loop and memory leak in reaction code.
  fix small palette issue
  adjust bubble height according to unit height.
  things that go kaboom
  Updating scalers