Lower-bracket equip levelup & Channel/World capacity patch

Rebalanced the low level section of the equipment level up system.
Fixed EQUIP_EXP_RATE not acting as expected to be.
Changed chscroll system, now using a new flag instead of the SCROLL_CHANCE_RATE.
Optimized PlayerStorage, now using a proper name map when searching for a character name.
Tweaked some aspects of the BalrogPQ.
Improved the channel capacity bar and world server capacity checks throughout the source.

sql/db_drops.sql

@@ -22265,6 +22265,7 @@ USE `heavenms`;
 (8220007, 0, 1704, 8530, 0, 400000),
 (8220009, 0, 1479, 7280, 0, 400000),
 (8830000, 0, 2400, 11620, 0, 400000),
+(8830007, 0, 2400, 11620, 0, 400000),
 (9001009, 0, 1254, 6170, 0, 400000),
 (9001011, 0, 95, 140, 0, 400000),
 (9200016, 0, 81, 119, 0, 400000),