Fix target yaw (fixes #79, thanks trumpton).
Fix target yaw (fixes #79, thanks trumpton).

riuson/pannellum,mpetroff/pannellum,riuson/pannellum,mpetroff/pannellum,ywjrg/pannellum,Benvii/pannellum,Benvii/pannellum,quentinyang/pannellum,quentinyang/pannellum,psteph801/psteph801.github.io,eric-seekas/pannellum,eric-seekas/pannellum,Benvii/pannellum,ywjrg/pannellum,riuson/pannellum,eric-seekas/pannellum,quentinyang/pannellum,psteph801/psteph801.github.io,Benvii/pannellum,mpetroff/pannellum,ywjrg/pannellum,mpetroff/pannellum,riuson/pannellum,psteph801/psteph801.github.io,ywjrg/pannellum,quentinyang/pannellum,eric-seekas/pannellum,psteph801/psteph801.github.io