Eliminated all JS ThreadStackLimit stuff - not needed anymore as mozjs 1.8.5

has its own functional "too much recursion" detection.
Replaced "branch callback" stuff with "operational callback".
JavaScriptBranchLimit has been replaced with JavaScriptTimeLimit
(default value: 24 hours)

ctrl/sbbs.ini

@@ -37,13 +37,11 @@
 	JavaScriptMaxBytes = 8M
 ; Maximum stack size per JS context:
 	JavaScriptContextStack = 16K
-; Maximum stack size per JS stack:
-	JavaScriptThreadStack	= 256K
-; Maximum number of loops (branch callbacks) before auto-termination of script:
-	JavaScriptBranchLimit	= 99999999
-; Garbage Collection interval (in branch callbacks):
+; Maximum number of ticks (100ms) before auto-termination of script:
+	JavaScriptTimeLimit	= 864000
+; Garbage Collection interval (in ticks):
 	JavaScriptGcInterval = 100
-; Time-slice yield interval (in branch callbacks):
+; Time-slice yield interval (in ticks):
 	JavaScriptYieldInterval = 10000
 ; Comma-separated list of load paths (relative to exec or mods directories):
 	JavaScriptLoadPath = load