background processing as well as taking advantage of multiple-CPU's
on SMP systems.
+ * ctsim: Added PPM/PGM and PNG file import to imagefile.
+
+ * ctsim: Added import of DICOM grayscale files.
+
+ * ctsim: Added imagefile export to DICOM files.
+
* ctsim: Added background and SMP processing for reconstructions.
* ctsim: Added background and SMP processing for scanning.