[Instrument Layout]: STOE Stadivari about instrument-geometry-info

[jamesrhester]

issue_to_imgcif does not handle the chi axis correctly. It produces:

_audit.block_id	Stoe_Stadivari
_diffrn_source.make	Stoe-Stadivari
_diffrn_source.details	'Located at Benemerita Uiversidad Autonoma de Puebla'
    loop_
      _axis.id
      _axis.type
      _axis.equipment
      _axis.depends_on
      _axis.vector[1]
      _axis.vector[2]
      _axis.vector[3]
      _axis.offset[1]
      _axis.offset[2]
      _axis.offset[3]
         Phi        rotation     goniometer  Chi        1   0  0   0  0  0
         Chi        rotation     goniometer  Omega      1   0  0   0  0  0
         Omega      rotation     goniometer  .          1   0  0   0  0  0
         two_theta  rotation     detector    .          1   0  0   0  0  0
         trans      translation  detector    two_theta  0   0  -1  0  0  ?
         detx       translation  detector    trans      -1  0  0   ?  ?  0
         dety       translation  detector    detx       0   1  0   0  0  0
    loop_
      _array_structure_list_axis.axis_id
      _array_structure_list_axis.axis_set_id
      _array_structure_list_axis.displacement
      _array_structure_list_axis.displacement_increment
         detx                  1                  0.086                  0.172
         dety                  2                  0.086                  0.172
    loop_
      _array_structure_list.array_id
      _array_structure_list.axis_set_id
      _array_structure_list.direction
      _array_structure_list.index
      _array_structure_list.precedence
         1              1              increasing              1              1
         1              2              increasing              2              2
    loop_
      _diffrn_detector.id
      _diffrn_detector.number_of_axes
         1                        2
    loop_
      _diffrn_detector_axis.axis_id
      _diffrn_detector_axis.detector_id
         detx                     1
         dety                     1

[jamesrhester]

Replaced by #20