Use awitpt for DB support

* Removed the usage of _ in DB fields
* Better support for loosing DB connectivity

Closes #14

database/stats.sql

@@ -28,11 +28,11 @@ CREATE TABLE stats (
 	`Limit`					MEDIUMINT UNSIGNED NOT NULL,
 	`Rate`					MEDIUMINT UNSIGNED NOT NULL,
 	`PPS`					MEDIUMINT UNSIGNED NOT NULL,
-	`Queue_Len`				MEDIUMINT UNSIGNED NOT NULL,
-	`Total_Bytes`			BIGINT UNSIGNED NOT NULL,
-	`Total_Packets`			BIGINT UNSIGNED NOT NULL,
-	`Total_Overlimits`		BIGINT UNSIGNED NOT NULL,
-	`Total_Dropped`			BIGINT UNSIGNED NOT NULL
+	`QueueLen`				MEDIUMINT UNSIGNED NOT NULL,
+	`TotalBytes`			BIGINT UNSIGNED NOT NULL,
+	`TotalPackets`			BIGINT UNSIGNED NOT NULL,
+	`TotalOverlimits`		BIGINT UNSIGNED NOT NULL,
+	`TotalDropped`			BIGINT UNSIGNED NOT NULL
 ) Engine=MyISAM;
 
 /* For queries */