dnl
dnl - Definition of columns/rows when labels are rotated from one axis to another.
dnl - Preprocessing to distinguish categorical from scale.
-dnl - PCOMPUTE:
-dnl * dates
dnl
dnl Features not yet tested:
dnl - Parsing (positive and negative)
dnl * MISSING, OTHERNM
dnl * strings and string ranges
dnl * multi-dimensional (multiple CCT_POSTCOMPUTE in one cell)
+dnl * dates
dnl - PPROPERTIES:
dnl * )LABEL[N].
dnl - Summary functions: