fixed bad merge of gvanhove's describe exception fix

src/Env.js

@@ -104,14 +104,14 @@ jasmine.Env.prototype.describe = function(description, specDefinitions) {
     declarationError = e;
   }
 
-  this.currentSuite = parentSuite;
-
   if (declarationError) {
     this.it("encountered a declaration exception", function() {
       throw declarationError;
     });
   }
 
+  this.currentSuite = parentSuite;
+
   return suite;
 };