Remove LMRModel.

Game builds, will not run due to missing models.
Replace missing models with error model. Game runs.
Remove some LMR-isms
Remove LMRMaterial, and material handling from ShipFlavour. It needs to be rewritten.

Increment save version
Rename LmrObjParams to ModelParams

Reliance on this struct should be minimized
Some lmrmodel -> model renaming
Remove BufferObject, was LMR specific
Remove LMR exclusive state tracking from Graphics
Remove ModelBase
Remove transitional workarounds, models are always SG::Models
Fix and clean up includes
Replace ground stations with a 4-pad placeholder model, remove smaller ones entirely
Delete all LMR models
Remove GetTextureNum
ModelParams is now used only internally
add Robert Pallier (ImTheFish)
silence init order warnings
newlines
Merge branch 'de-lmr'