[Feature] Add Data Bucket support for scaling of Heroic Stats. (#3058)

* [Feature] Add Data Bucket support for scaling of Heroic Stats.

* update

* fixes, still reworking logic

* fixes, still reworking logic

* logic done

* logic done

* fixes

* Cleanup

* Cleanup

* Cleanup naming, verify behaviors

* formatting

* formatting

* fix issue with endurance and mana.

* update rule desc

* cleanup

* DataBucket Struct

* Cleanup data_bucket.cpp and add constants

* cleanup

* changes

* formatting

* fix from merge

* escape keyword `key`

* Add `key` to generator, run repository-generator.pl

* fix for change to key

* cleanup

* formatting

* formatting

* typo

utils/scripts/generators/repository-generator.pl

@@ -585,7 +585,8 @@ sub translate_mysql_data_type_to_c {
 sub get_reserved_cpp_variable_names {
     return (
         "class",
-        "int"
+        "int",
+        "key"
     );
 }