Support for specific PkmnLib functions in Scripts, added ModifyCriticalStage function.

src/Battling/PkmnScriptHook.hpp

@@ -0,0 +1,13 @@
+#include "PkmnScript.hpp"
+
+#define PKMN_HOOK(hookName, source, ...)                                                                               \
+    {                                                                                                                  \
+        auto aggregator = source->GetScriptIterator();                                                                 \
+        while (aggregator.HasNext()) {                                                                                 \
+            auto next = aggregator.GetNext();                                                                          \
+            if (next == nullptr)                                                                                       \
+                continue;                                                                                              \
+            auto castNext = dynamic_cast<PkmnLib::Battling::PkmnScript*>(next);                                        \
+            castNext->hookName(__VA_ARGS__);                                                                               \
+        }                                                                                                              \
+    }