first pass at Terrain implementation

OpenSim/Data/NHibernate/Resources/MySQLDialect/002_RegionStore.sql

@@ -0,0 +1,9 @@
+BEGIN;
+
+CREATE TABLE `Terrain` (
+       `RegionID` char(36) not null,
+       `Map` blob,
+        PRIMARY KEY  (`RegionID`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+COMMIT;