Clean up a bunch of spec global variable leaks

Also some formatting changes to highlight when using one 'var' with comma operator

spec/core/DelayedFunctionSchedulerSpec.js

@@ -14,7 +14,7 @@ describe("DelayedFunctionScheduler", function() {
 
   it("schedules a string for later execution", function() {
     var scheduler = new j$.DelayedFunctionScheduler(),
-        strfn = "horrible = true;";
+      strfn = "horrible = true;";
 
     scheduler.scheduleFunction(strfn, 0);