actually delete resources... even on windows

libraries/networking/src/ResourceCache.cpp

@@ -248,11 +248,7 @@ void Resource::allReferencesCleared() {
         _cache->addUnusedResource(self);
         
     } else {
-#ifndef WIN32
-        // Note to Andrzej this causes a consistent crash on windows/vs2013
-        // patching here as a very temporary workaround.  --craig
         delete this;
-#endif // !WIN32
     }
 }