[c12731] Fix use of config values related to quest-status and level

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Автор: Schmoozerd


<pre style='white-space:pre-wrap;width:81ex'>[c12731] Fix use of config values related to quest-status and level

This fixes use of negative value in config values Quests.LowLevelHideDiff and Quests.HighLevelHideDiff

Also add some documentation around the related code

Thanks to Neotmiren for pointing and to cala for testing.

Close cmangos/issues#223

(based on commit [12536] - 51c5713)

Signed-off-by: Dramacydal <PulLumBerMal@gmail.com></pre>


Подробнее... (https://github.com/cmangos/mangos-cata/commit/fde188ad9de46529f029d4f8ed088553f7610d9e)