in the load method, added the "auto" model and auto-resolving GEO files also with extension; in the setC method, scalar inputs are now allowed even if other inputs are not scalar; added "tide_tide" to the load_icgem function to patch typo in some models
in the load method, added the "auto" model and auto-resolving GEO files also with extension; in the setC method, scalar inputs are now allowed even if other inputs are not scalar; added "tide_tide" to the load_icgem function to patch typo in some models

jgte/orb,jgte/orb,jgte/orb,jgte/orb,jgte/orb