-make scheduler monitor number of running tasks and keep it limited to some maximum, set in global config
-remove old code for throttling number of tasks created per iteration to 100, and add similar per-cycle throttling alongside new throttling..  this is also configurable.
-add default values to global config


git-svn-id: http://test.kernel.org/svn/autotest/trunk@1495 592f7852-d20e-0410-864c-8624ca9c26a4
diff --git a/global_config.ini b/global_config.ini
index 53507f3..7212acd 100644
--- a/global_config.ini
+++ b/global_config.ini
@@ -17,3 +17,5 @@
 
 [SCHEDULER]
 notify_email:
+max_running_jobs: 1000
+max_jobs_started_per_cycle: 100