Fix memory corruption in reader initialization.
Fix memory corruption in reader initialization.

For arrays, CreateProxy() can add to fValues which invalidates iterators.
Use stable, index-based iteration instead.

karies/root,root-mirror/root,root-mirror/root,olifre/root,root-mirror/root,karies/root,olifre/root,olifre/root,karies/root,olifre/root,olifre/root,olifre/root,root-mirror/root,olifre/root,olifre/root,karies/root,root-mirror/root,root-mirror/root,karies/root,karies/root,olifre/root,root-mirror/root,karies/root,root-mirror/root,karies/root,olifre/root,root-mirror/root,karies/root,karies/root,root-mirror/root,root-mirror/root,olifre/root,karies/root