Make some Wages of War sprites displayable

internal/assetstore/object.go

@@ -42,7 +42,7 @@ func (a *AssetStore) Object(name string) (*Object, error) {
 	}
 	log.Printf("Loading object %v", name)
 
-	filename, err := a.lookup(name, "obj", "Obj")
+	filename, err := a.lookup(name, "obj", "Obj", "spr")
 	if err != nil {
 		return nil, err
 	}

internal/data/object.go

@@ -28,8 +28,12 @@ type SpriteHeader struct {
 
 func (s SpriteHeader) Check(expectedSize uint32) error {
 	if s.Padding1 != 0 || s.Padding2 != 0 {
+		if s.Padding1 == 271 && s.Padding2 == 0 {
+			log.Printf("Sprite header padding matches FIXME value")
+		} else {
 			return fmt.Errorf("Sprite header padding contains unknown values: %d %d", s.Padding1, s.Padding2)
 		}
+	}
 
 	// TODO: WarHammer.ani sets Unknown1 to this for all 188,286 sprites. I am
 	// very interested in seeing if there are any others