-fixed crash with skeletal animation sample: added key clamping to QuaternionCurve
-fixed crash with skeletal animation sample: added key clamping to QuaternionCurve

GovanifY/Polycode,sshaileshk/Polycode,carlosmarti/Polycode,Xetlin/Lua,mcanthony/Polycode,fodinabor/Polycode,ivansafrin/Polycode,thorsummoner/polycode,carlosmarti/Polycode,Xetlin/Lua,hksonngan/Polycode,fodinabor/Polycode,thorsummoner/polycode,mcanthony/Polycode,carlosmarti/Polycode,sshaileshk/Polycode,cartman300/Polycode,mcanthony/Polycode,ivansafrin/Polycode,GovanifY/Polycode,hksonngan/Polycode,Xetlin/Lua,thorsummoner/polycode,sshaileshk/Polycode,zeebok/Polycode,cartman300/Polycode,fodinabor/Polycode,Xetlin/Lua,ivansafrin/Polycode,zeebok/Polycode,GovanifY/Polycode,thorsummoner/polycode,zeebok/Polycode,ivansafrin/Polycode,cartman300/Polycode,mcanthony/Polycode,GovanifY/Polycode,cartman300/Polycode,hksonngan/Polycode,fodinabor/Polycode,hksonngan/Polycode,sshaileshk/Polycode,zeebok/Polycode