Fix a couple of missing ivars in the dealloc method which could lead to memory leaks.
Fix a couple of missing ivars in the dealloc method which could lead to memory leaks.

MIT-Mobile/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS