Added lots of security using asserts.

src/Battling/Flow/ChoiceQueue.cpp

@@ -1,6 +1,8 @@
 #include "ChoiceQueue.hpp"
+#include <Arbutils/Assert.hpp>
 
 bool CreatureLib::Battling::ChoiceQueue::MoveCreatureChoiceNext(CreatureLib::Battling::Creature* creature) {
+    AssertNotNull(creature)
     // Find which index the creature choice is at.
     size_t choiceIndex = SIZE_MAX;
     for (size_t index = _current; index < _queue.size(); index++) {