Merge remote-tracking branch 'scrawl/nif_file'
Issue #479: Added additional magnitude parameter to known spells
Issue #479: Use magnitude specified when adding disease
Store the NIF index in the Record object
Use the record index for finding the NiTriShape instead of the name
Merge remote-tracking branch 'chris/nifogre'
Merge branch 'master' of https://github.com/zinnschlag/openmw into graphics