|Pose a||Starting pose, or percent == 0|
|Pose b||Ending pose, or percent == 1|
|float percent||A value usually 0->1 that tells the blend between a and b.|
|RETURNS: Pose||A new pose, blended between a and b based on percent!|
Interpolates between two poses! t is unclamped, so values outside of (0,1) will extrapolate their position.