People can't leave their hands ooff "well enough". StateSource 0 was region

start, and they started at 1 for real values. Whoever changed that enum
to start at 0 should bow their head in shame. They broke the region start
event. This puts it right again. Meow!

OpenSim/Region/ScriptEngine/Interfaces/IScriptInstance.cs

@@ -38,10 +38,11 @@ namespace OpenSim.Region.ScriptEngine.Interfaces
 {
     public enum StateSource
     {
-        NewRez = 0,
+        RegionStart = 0,
-        PrimCrossing = 1,
+        NewRez = 1,
-        ScriptedRez = 2,
+        PrimCrossing = 2,
-        AttachedRez = 3
+        ScriptedRez = 3,
+        AttachedRez = 4
     }
 
     public interface IScriptWorkItem