-RM-190-MR-NifTi file is loaded but has incorrect values.
How to reproduce:
- load file attached to #189 (closed)
- It should have values from 0..10000 but it hasn't. Instead it has values from int32_t::minimum to 0. However IsoSurface module would correctly work on the values.
(from redmine: created on 2012-07-18, closed on 2012-07-18, relates #189 (closed))