trivkins examples

xz.ini           KINEMATICS_IDENTITY

xz_both.ini      KINEMATICS_BOTH

NOTE:
!!!  [TRAJ]COORDINATES MUST AGREE WITH KINS:
!!!  [TRAJ]COORDINATES = xz

xz.ini
  [KINS]KINEMATICS=trivkins coordinates=xz

xz_both.ini
  KINEMATICS = trivkins coordinates=xz kinstype=BOTH