ssbh_data supported formats

[ScanMountGoat]

The planned formats for ssbh_data are listed below. The remaining formats like nrpd or hlpb are too poorly understood to create a higher level API.

• [x] mesh 1.8
• [x] mesh 1.9
• [x] mesh 1.10
• [x] #153
• [x] matl 1.6
• [x] modl 1.7
• [x] skel 1.0
• [ ] #108
• [x] anim 2.0
• [ ] anim 2.1 (missing write support)
• [x] adj
• [x] meshex