-Fixed issue with use of dz when we match output segy with input segy. dz is now handled outside in FindOutputSegyDzNz.
-Fixed issue where merged correlation grids were rewritten per interval for multizone
-Added that ricker wavelets will always estiamte scale if scale is not given in modelfile
-Fixed issue with use of dz when we match output segy with input segy. dz is now handled outside in FindOutputSegyDzNz. -Fixed issue where merged correlation grids were rewritten per interval for multizone -Added that ricker wavelets will always estiamte scale if scale is not given in modelfile